155610700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 407973888

約数和(自身を除く): 252363188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 71, 100, 101, 124, 140, 142, 155, 175, 202, 217, 284, 310, 350, 355, 404, 434, 497, 505, 620, 700, 707, 710, 775, 868, 994, 1010, 1085, 1414, 1420, 1550, 1775, 1988, 2020, 2170, 2201, 2485, 2525, 2828, 3100, 3131, 3535, 3550, 4340, 4402, 4970, 5050, 5425, 6262, 7070, 7100, 7171, 8804, 9940, 10100, 10850, 11005, 12425, 12524, 14140, 14342, 15407, 15655, 17675, 21700, 21917, 22010, 24850, 28684, 30814, 31310, 35350, 35855, 43834, 44020, 49700, 50197, 55025, 61628, 62620, 70700, 71710, 77035, 78275, 87668, 100394, 109585, 110050, 143420, 154070, 156550, 179275, 200788, 219170, 220100, 222301, 250985, 308140, 313100, 358550, 385175, 438340, 444602, 501970, 547925, 717100, 770350, 889204, 1003940, 1095850, 1111505, 1254925, 1540700, 1556107, 2191700, 2223010, 2509850, 3112214, 4446020, 5019700, 5557525, 6224428, 7780535, 11115050, 15561070, 22230100, 31122140, 38902675, 77805350, 155610700]

約数ペア:

[(1, 155610700), (2, 77805350), (4, 38902675), (5, 31122140), (7, 22230100), (10, 15561070), (14, 11115050), (20, 7780535), (25, 6224428), (28, 5557525), (31, 5019700), (35, 4446020), (50, 3112214), (62, 2509850), (70, 2223010), (71, 2191700), (100, 1556107), (101, 1540700), (124, 1254925), (140, 1111505), (142, 1095850), (155, 1003940), (175, 889204), (202, 770350), (217, 717100), (284, 547925), (310, 501970), (350, 444602), (355, 438340), (404, 385175), (434, 358550), (497, 313100), (505, 308140), (620, 250985), (700, 222301), (707, 220100), (710, 219170), (775, 200788), (868, 179275), (994, 156550), (1010, 154070), (1085, 143420), (1414, 110050), (1420, 109585), (1550, 100394), (1775, 87668), (1988, 78275), (2020, 77035), (2170, 71710), (2201, 70700), (2485, 62620), (2525, 61628), (2828, 55025), (3100, 50197), (3131, 49700), (3535, 44020), (3550, 43834), (4340, 35855), (4402, 35350), (4970, 31310), (5050, 30814), (5425, 28684), (6262, 24850), (7070, 22010), (7100, 21917), (7171, 21700), (8804, 17675), (9940, 15655), (10100, 15407), (10850, 14342), (11005, 14140), (12425, 12524)]