2051808160

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{829}}^1$

素因数の和:1374

約数の個数: 96

約数和(自身を含む): 5019840000

約数和(自身を除く): 2968031840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 499, 620, 829, 992, 998, 1240, 1658, 1996, 2480, 2495, 3316, 3992, 4145, 4960, 4990, 6632, 7984, 8290, 9980, 13264, 15469, 15968, 16580, 19960, 25699, 26528, 30938, 33160, 39920, 51398, 61876, 66320, 77345, 79840, 102796, 123752, 128495, 132640, 154690, 205592, 247504, 256990, 309380, 411184, 413671, 495008, 513980, 618760, 822368, 827342, 1027960, 1237520, 1654684, 2055920, 2068355, 2475040, 3309368, 4111840, 4136710, 6618736, 8273420, 12823801, 13237472, 16546840, 25647602, 33093680, 51295204, 64119005, 66187360, 102590408, 128238010, 205180816, 256476020, 410361632, 512952040, 1025904080, 2051808160]

約数ペア:

[(1, 2051808160), (2, 1025904080), (4, 512952040), (5, 410361632), (8, 256476020), (10, 205180816), (16, 128238010), (20, 102590408), (31, 66187360), (32, 64119005), (40, 51295204), (62, 33093680), (80, 25647602), (124, 16546840), (155, 13237472), (160, 12823801), (248, 8273420), (310, 6618736), (496, 4136710), (499, 4111840), (620, 3309368), (829, 2475040), (992, 2068355), (998, 2055920), (1240, 1654684), (1658, 1237520), (1996, 1027960), (2480, 827342), (2495, 822368), (3316, 618760), (3992, 513980), (4145, 495008), (4960, 413671), (4990, 411184), (6632, 309380), (7984, 256990), (8290, 247504), (9980, 205592), (13264, 154690), (15469, 132640), (15968, 128495), (16580, 123752), (19960, 102796), (25699, 79840), (26528, 77345), (30938, 66320), (33160, 61876), (39920, 51398)]