123815900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 312355008

約数和(自身を除く): 188539108

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 41, 46, 50, 52, 65, 82, 92, 100, 101, 115, 130, 164, 202, 205, 230, 260, 299, 325, 404, 410, 460, 505, 533, 575, 598, 650, 820, 943, 1010, 1025, 1066, 1150, 1196, 1300, 1313, 1495, 1886, 2020, 2050, 2132, 2300, 2323, 2525, 2626, 2665, 2990, 3772, 4100, 4141, 4646, 4715, 5050, 5252, 5330, 5980, 6565, 7475, 8282, 9292, 9430, 10100, 10660, 11615, 12259, 13130, 13325, 14950, 16564, 18860, 20705, 23230, 23575, 24518, 26260, 26650, 29900, 30199, 32825, 41410, 46460, 47150, 49036, 53300, 53833, 58075, 60398, 61295, 65650, 82820, 94300, 95243, 103525, 107666, 116150, 120796, 122590, 131300, 150995, 190486, 207050, 215332, 232300, 245180, 269165, 301990, 306475, 380972, 414100, 476215, 538330, 603980, 612950, 754975, 952430, 1076660, 1225900, 1238159, 1345825, 1509950, 1904860, 2381075, 2476318, 2691650, 3019900, 4762150, 4952636, 5383300, 6190795, 9524300, 12381590, 24763180, 30953975, 61907950, 123815900]

約数ペア:

[(1, 123815900), (2, 61907950), (4, 30953975), (5, 24763180), (10, 12381590), (13, 9524300), (20, 6190795), (23, 5383300), (25, 4952636), (26, 4762150), (41, 3019900), (46, 2691650), (50, 2476318), (52, 2381075), (65, 1904860), (82, 1509950), (92, 1345825), (100, 1238159), (101, 1225900), (115, 1076660), (130, 952430), (164, 754975), (202, 612950), (205, 603980), (230, 538330), (260, 476215), (299, 414100), (325, 380972), (404, 306475), (410, 301990), (460, 269165), (505, 245180), (533, 232300), (575, 215332), (598, 207050), (650, 190486), (820, 150995), (943, 131300), (1010, 122590), (1025, 120796), (1066, 116150), (1150, 107666), (1196, 103525), (1300, 95243), (1313, 94300), (1495, 82820), (1886, 65650), (2020, 61295), (2050, 60398), (2132, 58075), (2300, 53833), (2323, 53300), (2525, 49036), (2626, 47150), (2665, 46460), (2990, 41410), (3772, 32825), (4100, 30199), (4141, 29900), (4646, 26650), (4715, 26260), (5050, 24518), (5252, 23575), (5330, 23230), (5980, 20705), (6565, 18860), (7475, 16564), (8282, 14950), (9292, 13325), (9430, 13130), (10100, 12259), (10660, 11615)]