42513640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 109360800

約数和(自身を除く): 66847160

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 169, 190, 247, 260, 331, 338, 380, 494, 520, 662, 676, 760, 845, 988, 1235, 1324, 1352, 1655, 1690, 1976, 2470, 2648, 3211, 3310, 3380, 4303, 4940, 6289, 6422, 6620, 6760, 8606, 9880, 12578, 12844, 13240, 16055, 17212, 21515, 25156, 25688, 31445, 32110, 34424, 43030, 50312, 55939, 62890, 64220, 81757, 86060, 111878, 125780, 128440, 163514, 172120, 223756, 251560, 279695, 327028, 408785, 447512, 559390, 654056, 817570, 1062841, 1118780, 1635140, 2125682, 2237560, 3270280, 4251364, 5314205, 8502728, 10628410, 21256820, 42513640]

約数ペア:

[(1, 42513640), (2, 21256820), (4, 10628410), (5, 8502728), (8, 5314205), (10, 4251364), (13, 3270280), (19, 2237560), (20, 2125682), (26, 1635140), (38, 1118780), (40, 1062841), (52, 817570), (65, 654056), (76, 559390), (95, 447512), (104, 408785), (130, 327028), (152, 279695), (169, 251560), (190, 223756), (247, 172120), (260, 163514), (331, 128440), (338, 125780), (380, 111878), (494, 86060), (520, 81757), (662, 64220), (676, 62890), (760, 55939), (845, 50312), (988, 43030), (1235, 34424), (1324, 32110), (1352, 31445), (1655, 25688), (1690, 25156), (1976, 21515), (2470, 17212), (2648, 16055), (3211, 13240), (3310, 12844), (3380, 12578), (4303, 9880), (4940, 8606), (6289, 6760), (6422, 6620)]