1520932790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1733}}^1$

素因数の和:1953

約数の個数: 64

約数和(自身を含む): 3037801536

約数和(自身を除く): 1516868746

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 157, 215, 314, 430, 559, 785, 1118, 1570, 1733, 2041, 2795, 3466, 4082, 5590, 6751, 8665, 10205, 13502, 17330, 20410, 22529, 33755, 45058, 67510, 74519, 87763, 112645, 149038, 175526, 225290, 272081, 372595, 438815, 544162, 745190, 877630, 968747, 1360405, 1937494, 2720810, 3537053, 4843735, 7074106, 9687470, 11699483, 17685265, 23398966, 35370530, 58497415, 116994830, 152093279, 304186558, 760466395, 1520932790]

約数ペア:

[(1, 1520932790), (2, 760466395), (5, 304186558), (10, 152093279), (13, 116994830), (26, 58497415), (43, 35370530), (65, 23398966), (86, 17685265), (130, 11699483), (157, 9687470), (215, 7074106), (314, 4843735), (430, 3537053), (559, 2720810), (785, 1937494), (1118, 1360405), (1570, 968747), (1733, 877630), (2041, 745190), (2795, 544162), (3466, 438815), (4082, 372595), (5590, 272081), (6751, 225290), (8665, 175526), (10205, 149038), (13502, 112645), (17330, 87763), (20410, 74519), (22529, 67510), (33755, 45058)]