73162790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 142705152

約数和(自身を除く): 69542362

約数列:

[1, 2, 5, 10, 31, 53, 61, 62, 73, 106, 122, 146, 155, 265, 305, 310, 365, 530, 610, 730, 1643, 1891, 2263, 3233, 3286, 3782, 3869, 4453, 4526, 6466, 7738, 8215, 8906, 9455, 11315, 16165, 16430, 18910, 19345, 22265, 22630, 32330, 38690, 44530, 100223, 119939, 138043, 200446, 236009, 239878, 276086, 472018, 501115, 599695, 690215, 1002230, 1180045, 1199390, 1380430, 2360090, 7316279, 14632558, 36581395, 73162790]

約数ペア:

[(1, 73162790), (2, 36581395), (5, 14632558), (10, 7316279), (31, 2360090), (53, 1380430), (61, 1199390), (62, 1180045), (73, 1002230), (106, 690215), (122, 599695), (146, 501115), (155, 472018), (265, 276086), (305, 239878), (310, 236009), (365, 200446), (530, 138043), (610, 119939), (730, 100223), (1643, 44530), (1891, 38690), (2263, 32330), (3233, 22630), (3286, 22265), (3782, 19345), (3869, 18910), (4453, 16430), (4526, 16165), (6466, 11315), (7738, 9455), (8215, 8906)]