805079920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{6907}}^1$

素因数の和:6998

約数の個数: 80

約数和(自身を含む): 1973587968

約数和(自身を除く): 1168508048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 47, 62, 80, 94, 124, 155, 188, 235, 248, 310, 376, 470, 496, 620, 752, 940, 1240, 1457, 1880, 2480, 2914, 3760, 5828, 6907, 7285, 11656, 13814, 14570, 23312, 27628, 29140, 34535, 55256, 58280, 69070, 110512, 116560, 138140, 214117, 276280, 324629, 428234, 552560, 649258, 856468, 1070585, 1298516, 1623145, 1712936, 2141170, 2597032, 3246290, 3425872, 4282340, 5194064, 6492580, 8564680, 10063499, 12985160, 17129360, 20126998, 25970320, 40253996, 50317495, 80507992, 100634990, 161015984, 201269980, 402539960, 805079920]

約数ペア:

[(1, 805079920), (2, 402539960), (4, 201269980), (5, 161015984), (8, 100634990), (10, 80507992), (16, 50317495), (20, 40253996), (31, 25970320), (40, 20126998), (47, 17129360), (62, 12985160), (80, 10063499), (94, 8564680), (124, 6492580), (155, 5194064), (188, 4282340), (235, 3425872), (248, 3246290), (310, 2597032), (376, 2141170), (470, 1712936), (496, 1623145), (620, 1298516), (752, 1070585), (940, 856468), (1240, 649258), (1457, 552560), (1880, 428234), (2480, 324629), (2914, 276280), (3760, 214117), (5828, 138140), (6907, 116560), (7285, 110512), (11656, 69070), (13814, 58280), (14570, 55256), (23312, 34535), (27628, 29140)]