65723900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{401}}^1$

素因数の和:575

約数の個数: 72

約数和(自身を含む): 157021200

約数和(自身を除く): 91297300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 149, 220, 275, 298, 401, 550, 596, 745, 802, 1100, 1490, 1604, 1639, 2005, 2980, 3278, 3725, 4010, 4411, 6556, 7450, 8020, 8195, 8822, 10025, 14900, 16390, 17644, 20050, 22055, 32780, 40100, 40975, 44110, 59749, 81950, 88220, 110275, 119498, 163900, 220550, 238996, 298745, 441100, 597490, 657239, 1194980, 1314478, 1493725, 2628956, 2987450, 3286195, 5974900, 6572390, 13144780, 16430975, 32861950, 65723900]

約数ペア:

[(1, 65723900), (2, 32861950), (4, 16430975), (5, 13144780), (10, 6572390), (11, 5974900), (20, 3286195), (22, 2987450), (25, 2628956), (44, 1493725), (50, 1314478), (55, 1194980), (100, 657239), (110, 597490), (149, 441100), (220, 298745), (275, 238996), (298, 220550), (401, 163900), (550, 119498), (596, 110275), (745, 88220), (802, 81950), (1100, 59749), (1490, 44110), (1604, 40975), (1639, 40100), (2005, 32780), (2980, 22055), (3278, 20050), (3725, 17644), (4010, 16390), (4411, 14900), (6556, 10025), (7450, 8822), (8020, 8195)]