104787280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5303}}^1$

素因数の和:5348

約数の個数: 80

約数和(自身を含む): 276232320

約数和(自身を除く): 171445040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 5303, 9880, 10606, 19760, 21212, 26515, 42424, 53030, 68939, 84848, 100757, 106060, 137878, 201514, 212120, 275756, 344695, 403028, 424240, 503785, 551512, 689390, 806056, 1007570, 1103024, 1309841, 1378780, 1612112, 2015140, 2619682, 2757560, 4030280, 5239364, 5515120, 6549205, 8060560, 10478728, 13098410, 20957456, 26196820, 52393640, 104787280]

約数ペア:

[(1, 104787280), (2, 52393640), (4, 26196820), (5, 20957456), (8, 13098410), (10, 10478728), (13, 8060560), (16, 6549205), (19, 5515120), (20, 5239364), (26, 4030280), (38, 2757560), (40, 2619682), (52, 2015140), (65, 1612112), (76, 1378780), (80, 1309841), (95, 1103024), (104, 1007570), (130, 806056), (152, 689390), (190, 551512), (208, 503785), (247, 424240), (260, 403028), (304, 344695), (380, 275756), (494, 212120), (520, 201514), (760, 137878), (988, 106060), (1040, 100757), (1235, 84848), (1520, 68939), (1976, 53030), (2470, 42424), (3952, 26515), (4940, 21212), (5303, 19760), (9880, 10606)]