64172850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{8731}}^1$

素因数の和:8760

約数の個数: 72

約数和(自身を含む): 185153328

約数和(自身を除く): 120980478

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 490, 525, 735, 1050, 1225, 1470, 2450, 3675, 7350, 8731, 17462, 26193, 43655, 52386, 61117, 87310, 122234, 130965, 183351, 218275, 261930, 305585, 366702, 427819, 436550, 611170, 654825, 855638, 916755, 1283457, 1309650, 1527925, 1833510, 2139095, 2566914, 3055850, 4278190, 4583775, 6417285, 9167550, 10695475, 12834570, 21390950, 32086425, 64172850]

約数ペア:

[(1, 64172850), (2, 32086425), (3, 21390950), (5, 12834570), (6, 10695475), (7, 9167550), (10, 6417285), (14, 4583775), (15, 4278190), (21, 3055850), (25, 2566914), (30, 2139095), (35, 1833510), (42, 1527925), (49, 1309650), (50, 1283457), (70, 916755), (75, 855638), (98, 654825), (105, 611170), (147, 436550), (150, 427819), (175, 366702), (210, 305585), (245, 261930), (294, 218275), (350, 183351), (490, 130965), (525, 122234), (735, 87310), (1050, 61117), (1225, 52386), (1470, 43655), (2450, 26193), (3675, 17462), (7350, 8731)]