88920400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:221

約数の個数: 120

約数和(自身を含む): 225842688

約数和(自身を除く): 136922288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 71, 80, 100, 101, 124, 142, 155, 200, 202, 248, 284, 310, 355, 400, 404, 496, 505, 568, 620, 710, 775, 808, 1010, 1136, 1240, 1420, 1550, 1616, 1775, 2020, 2201, 2480, 2525, 2840, 3100, 3131, 3550, 4040, 4402, 5050, 5680, 6200, 6262, 7100, 7171, 8080, 8804, 10100, 11005, 12400, 12524, 14200, 14342, 15655, 17608, 20200, 22010, 25048, 28400, 28684, 31310, 35216, 35855, 40400, 44020, 50096, 55025, 57368, 62620, 71710, 78275, 88040, 110050, 114736, 125240, 143420, 156550, 176080, 179275, 220100, 222301, 250480, 286840, 313100, 358550, 440200, 444602, 573680, 626200, 717100, 880400, 889204, 1111505, 1252400, 1434200, 1778408, 2223010, 2868400, 3556816, 4446020, 5557525, 8892040, 11115050, 17784080, 22230100, 44460200, 88920400]

約数ペア:

[(1, 88920400), (2, 44460200), (4, 22230100), (5, 17784080), (8, 11115050), (10, 8892040), (16, 5557525), (20, 4446020), (25, 3556816), (31, 2868400), (40, 2223010), (50, 1778408), (62, 1434200), (71, 1252400), (80, 1111505), (100, 889204), (101, 880400), (124, 717100), (142, 626200), (155, 573680), (200, 444602), (202, 440200), (248, 358550), (284, 313100), (310, 286840), (355, 250480), (400, 222301), (404, 220100), (496, 179275), (505, 176080), (568, 156550), (620, 143420), (710, 125240), (775, 114736), (808, 110050), (1010, 88040), (1136, 78275), (1240, 71710), (1420, 62620), (1550, 57368), (1616, 55025), (1775, 50096), (2020, 44020), (2201, 40400), (2480, 35855), (2525, 35216), (2840, 31310), (3100, 28684), (3131, 28400), (3550, 25048), (4040, 22010), (4402, 20200), (5050, 17608), (5680, 15655), (6200, 14342), (6262, 14200), (7100, 12524), (7171, 12400), (8080, 11005), (8804, 10100)]