628700150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{761}}^1$

素因数の和:858

約数の個数: 96

約数和(自身を含む): 1333414656

約数和(自身を除く): 704714506

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 41, 50, 62, 65, 82, 130, 155, 205, 310, 325, 403, 410, 533, 650, 761, 775, 806, 1025, 1066, 1271, 1522, 1550, 2015, 2050, 2542, 2665, 3805, 4030, 5330, 6355, 7610, 9893, 10075, 12710, 13325, 16523, 19025, 19786, 20150, 23591, 26650, 31201, 31775, 33046, 38050, 47182, 49465, 62402, 63550, 82615, 98930, 117955, 156005, 165230, 235910, 247325, 306683, 312010, 405613, 413075, 494650, 589775, 613366, 780025, 811226, 826150, 967231, 1179550, 1533415, 1560050, 1934462, 2028065, 3066830, 4056130, 4836155, 7667075, 9672310, 10140325, 12574003, 15334150, 20280650, 24180775, 25148006, 48361550, 62870015, 125740030, 314350075, 628700150]

約数ペア:

[(1, 628700150), (2, 314350075), (5, 125740030), (10, 62870015), (13, 48361550), (25, 25148006), (26, 24180775), (31, 20280650), (41, 15334150), (50, 12574003), (62, 10140325), (65, 9672310), (82, 7667075), (130, 4836155), (155, 4056130), (205, 3066830), (310, 2028065), (325, 1934462), (403, 1560050), (410, 1533415), (533, 1179550), (650, 967231), (761, 826150), (775, 811226), (806, 780025), (1025, 613366), (1066, 589775), (1271, 494650), (1522, 413075), (1550, 405613), (2015, 312010), (2050, 306683), (2542, 247325), (2665, 235910), (3805, 165230), (4030, 156005), (5330, 117955), (6355, 98930), (7610, 82615), (9893, 63550), (10075, 62402), (12710, 49465), (13325, 47182), (16523, 38050), (19025, 33046), (19786, 31775), (20150, 31201), (23591, 26650)]