165631700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2963}}^1$

素因数の和:3033

約数の個数: 72

約数和(自身を含む): 396203808

約数和(自身を除く): 230572108

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 43, 50, 52, 65, 86, 100, 130, 172, 215, 260, 325, 430, 559, 650, 860, 1075, 1118, 1300, 2150, 2236, 2795, 2963, 4300, 5590, 5926, 11180, 11852, 13975, 14815, 27950, 29630, 38519, 55900, 59260, 74075, 77038, 127409, 148150, 154076, 192595, 254818, 296300, 385190, 509636, 637045, 770380, 962975, 1274090, 1656317, 1925950, 2548180, 3185225, 3312634, 3851900, 6370450, 6625268, 8281585, 12740900, 16563170, 33126340, 41407925, 82815850, 165631700]

約数ペア:

[(1, 165631700), (2, 82815850), (4, 41407925), (5, 33126340), (10, 16563170), (13, 12740900), (20, 8281585), (25, 6625268), (26, 6370450), (43, 3851900), (50, 3312634), (52, 3185225), (65, 2548180), (86, 1925950), (100, 1656317), (130, 1274090), (172, 962975), (215, 770380), (260, 637045), (325, 509636), (430, 385190), (559, 296300), (650, 254818), (860, 192595), (1075, 154076), (1118, 148150), (1300, 127409), (2150, 77038), (2236, 74075), (2795, 59260), (2963, 55900), (4300, 38519), (5590, 29630), (5926, 27950), (11180, 14815), (11852, 13975)]