71533430

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 140659200

約数和(自身を除く): 69125770

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 73, 109, 145, 146, 155, 218, 290, 310, 365, 545, 730, 899, 1090, 1798, 2117, 2263, 3161, 3379, 4234, 4495, 4526, 6322, 6758, 7957, 8990, 10585, 11315, 15805, 15914, 16895, 21170, 22630, 31610, 33790, 39785, 65627, 79570, 97991, 131254, 195982, 230753, 246667, 328135, 461506, 489955, 493334, 656270, 979910, 1153765, 1233335, 2307530, 2466670, 7153343, 14306686, 35766715, 71533430]

約数ペア:

[(1, 71533430), (2, 35766715), (5, 14306686), (10, 7153343), (29, 2466670), (31, 2307530), (58, 1233335), (62, 1153765), (73, 979910), (109, 656270), (145, 493334), (146, 489955), (155, 461506), (218, 328135), (290, 246667), (310, 230753), (365, 195982), (545, 131254), (730, 97991), (899, 79570), (1090, 65627), (1798, 39785), (2117, 33790), (2263, 31610), (3161, 22630), (3379, 21170), (4234, 16895), (4495, 15914), (4526, 15805), (6322, 11315), (6758, 10585), (7957, 8990)]