20124868900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{2243}}^1$

素因数の和:2410

約数の個数: 144

約数和(自身を含む): 47120984064

約数和(自身を除く): 26996115164

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 47, 50, 83, 92, 94, 100, 115, 166, 188, 230, 235, 332, 415, 460, 470, 575, 830, 940, 1081, 1150, 1175, 1660, 1909, 2075, 2162, 2243, 2300, 2350, 3818, 3901, 4150, 4324, 4486, 4700, 5405, 7636, 7802, 8300, 8972, 9545, 10810, 11215, 15604, 19090, 19505, 21620, 22430, 27025, 38180, 39010, 44860, 47725, 51589, 54050, 56075, 78020, 89723, 95450, 97525, 103178, 105421, 108100, 112150, 179446, 186169, 190900, 195050, 206356, 210842, 224300, 257945, 358892, 372338, 390100, 421684, 448615, 515890, 527105, 744676, 897230, 930845, 1031780, 1054210, 1289725, 1794460, 1861690, 2108420, 2243075, 2424683, 2579450, 2635525, 3723380, 4281887, 4486150, 4654225, 4849366, 5158900, 5271050, 8563774, 8749943, 8972300, 9308450, 9698732, 10542100, 12123415, 17127548, 17499886, 18616900, 21409435, 24246830, 34999772, 42818870, 43749715, 48493660, 60617075, 85637740, 87499430, 107047175, 121234150, 174998860, 201248689, 214094350, 218748575, 242468300, 402497378, 428188700, 437497150, 804994756, 874994300, 1006243445, 2012486890, 4024973780, 5031217225, 10062434450, 20124868900]

約数ペア:

[(1, 20124868900), (2, 10062434450), (4, 5031217225), (5, 4024973780), (10, 2012486890), (20, 1006243445), (23, 874994300), (25, 804994756), (46, 437497150), (47, 428188700), (50, 402497378), (83, 242468300), (92, 218748575), (94, 214094350), (100, 201248689), (115, 174998860), (166, 121234150), (188, 107047175), (230, 87499430), (235, 85637740), (332, 60617075), (415, 48493660), (460, 43749715), (470, 42818870), (575, 34999772), (830, 24246830), (940, 21409435), (1081, 18616900), (1150, 17499886), (1175, 17127548), (1660, 12123415), (1909, 10542100), (2075, 9698732), (2162, 9308450), (2243, 8972300), (2300, 8749943), (2350, 8563774), (3818, 5271050), (3901, 5158900), (4150, 4849366), (4324, 4654225), (4486, 4486150), (4700, 4281887), (5405, 3723380), (7636, 2635525), (7802, 2579450), (8300, 2424683), (8972, 2243075), (9545, 2108420), (10810, 1861690), (11215, 1794460), (15604, 1289725), (19090, 1054210), (19505, 1031780), (21620, 930845), (22430, 897230), (27025, 744676), (38180, 527105), (39010, 515890), (44860, 448615), (47725, 421684), (51589, 390100), (54050, 372338), (56075, 358892), (78020, 257945), (89723, 224300), (95450, 210842), (97525, 206356), (103178, 195050), (105421, 190900), (108100, 186169), (112150, 179446)]