157387600

素因数分解:

$2^4\times 5^2\times {\mathrm{89}}^1\times {\mathrm{4421}}^1$

素因数の和:4528

約数の個数: 60

約数和(自身を含む): 382458780

約数和(自身を除く): 225071180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 89, 100, 178, 200, 356, 400, 445, 712, 890, 1424, 1780, 2225, 3560, 4421, 4450, 7120, 8842, 8900, 17684, 17800, 22105, 35368, 35600, 44210, 70736, 88420, 110525, 176840, 221050, 353680, 393469, 442100, 786938, 884200, 1573876, 1768400, 1967345, 3147752, 3934690, 6295504, 7869380, 9836725, 15738760, 19673450, 31477520, 39346900, 78693800, 157387600]

約数ペア:

[(1, 157387600), (2, 78693800), (4, 39346900), (5, 31477520), (8, 19673450), (10, 15738760), (16, 9836725), (20, 7869380), (25, 6295504), (40, 3934690), (50, 3147752), (80, 1967345), (89, 1768400), (100, 1573876), (178, 884200), (200, 786938), (356, 442100), (400, 393469), (445, 353680), (712, 221050), (890, 176840), (1424, 110525), (1780, 88420), (2225, 70736), (3560, 44210), (4421, 35600), (4450, 35368), (7120, 22105), (8842, 17800), (8900, 17684)]