15697890725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{659}}^1$

素因数の和:843

約数の個数: 96

約数和(自身を含む): 23098521600

約数和(自身を除く): 7400630875

約数列:

[1, 5, 11, 19, 25, 47, 55, 95, 97, 209, 235, 275, 475, 485, 517, 659, 893, 1045, 1067, 1175, 1843, 2425, 2585, 3295, 4465, 4559, 5225, 5335, 7249, 9215, 9823, 12521, 12925, 16475, 20273, 22325, 22795, 26675, 30973, 36245, 46075, 49115, 50149, 62605, 63923, 86621, 101365, 113975, 137731, 154865, 181225, 245575, 250745, 313025, 319615, 340703, 433105, 506825, 588487, 688655, 703153, 774325, 952831, 1214537, 1253725, 1598075, 1703515, 2165525, 2942435, 3004381, 3443275, 3515765, 4764155, 6072685, 6473357, 8517575, 13359907, 14712175, 15021905, 17578825, 23820775, 30363425, 32366785, 33048191, 57083239, 66799535, 75109525, 161833925, 165240955, 285416195, 333997675, 627915629, 826204775, 1427080975, 3139578145, 15697890725]

約数ペア:

[(1, 15697890725), (5, 3139578145), (11, 1427080975), (19, 826204775), (25, 627915629), (47, 333997675), (55, 285416195), (95, 165240955), (97, 161833925), (209, 75109525), (235, 66799535), (275, 57083239), (475, 33048191), (485, 32366785), (517, 30363425), (659, 23820775), (893, 17578825), (1045, 15021905), (1067, 14712175), (1175, 13359907), (1843, 8517575), (2425, 6473357), (2585, 6072685), (3295, 4764155), (4465, 3515765), (4559, 3443275), (5225, 3004381), (5335, 2942435), (7249, 2165525), (9215, 1703515), (9823, 1598075), (12521, 1253725), (12925, 1214537), (16475, 952831), (20273, 774325), (22325, 703153), (22795, 688655), (26675, 588487), (30973, 506825), (36245, 433105), (46075, 340703), (49115, 319615), (50149, 313025), (62605, 250745), (63923, 245575), (86621, 181225), (101365, 154865), (113975, 137731)]