154888090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{521}}^1$

素因数の和:703

約数の個数: 64

約数和(自身を含む): 331941888

約数和(自身を除く): 177053798

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 137, 155, 217, 274, 310, 434, 521, 685, 959, 1042, 1085, 1370, 1918, 2170, 2605, 3647, 4247, 4795, 5210, 7294, 8494, 9590, 16151, 18235, 21235, 29729, 32302, 36470, 42470, 59458, 71377, 80755, 113057, 142754, 148645, 161510, 226114, 297290, 356885, 499639, 565285, 713770, 999278, 1130570, 2212687, 2498195, 4425374, 4996390, 11063435, 15488809, 22126870, 30977618, 77444045, 154888090]

約数ペア:

[(1, 154888090), (2, 77444045), (5, 30977618), (7, 22126870), (10, 15488809), (14, 11063435), (31, 4996390), (35, 4425374), (62, 2498195), (70, 2212687), (137, 1130570), (155, 999278), (217, 713770), (274, 565285), (310, 499639), (434, 356885), (521, 297290), (685, 226114), (959, 161510), (1042, 148645), (1085, 142754), (1370, 113057), (1918, 80755), (2170, 71377), (2605, 59458), (3647, 42470), (4247, 36470), (4795, 32302), (5210, 29729), (7294, 21235), (8494, 18235), (9590, 16151)]