201760700

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 449283744

約数和(自身を除く): 247523044

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 157, 181, 284, 314, 355, 362, 628, 710, 724, 785, 905, 1420, 1570, 1775, 1810, 3140, 3550, 3620, 3925, 4525, 7100, 7850, 9050, 11147, 12851, 15700, 18100, 22294, 25702, 28417, 44588, 51404, 55735, 56834, 64255, 111470, 113668, 128510, 142085, 222940, 257020, 278675, 284170, 321275, 557350, 568340, 642550, 710425, 1114700, 1285100, 1420850, 2017607, 2841700, 4035214, 8070428, 10088035, 20176070, 40352140, 50440175, 100880350, 201760700]

約数ペア:

[(1, 201760700), (2, 100880350), (4, 50440175), (5, 40352140), (10, 20176070), (20, 10088035), (25, 8070428), (50, 4035214), (71, 2841700), (100, 2017607), (142, 1420850), (157, 1285100), (181, 1114700), (284, 710425), (314, 642550), (355, 568340), (362, 557350), (628, 321275), (710, 284170), (724, 278675), (785, 257020), (905, 222940), (1420, 142085), (1570, 128510), (1775, 113668), (1810, 111470), (3140, 64255), (3550, 56834), (3620, 55735), (3925, 51404), (4525, 44588), (7100, 28417), (7850, 25702), (9050, 22294), (11147, 18100), (12851, 15700)]