80458730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:455

約数の個数: 64

約数和(自身を含む): 168117120

約数和(自身を除く): 87658390

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 137, 190, 209, 274, 281, 418, 562, 685, 1045, 1370, 1405, 1507, 2090, 2603, 2810, 3014, 3091, 5206, 5339, 6182, 7535, 10678, 13015, 15070, 15455, 26030, 26695, 28633, 30910, 38497, 53390, 57266, 58729, 76994, 117458, 143165, 192485, 286330, 293645, 384970, 423467, 587290, 731443, 846934, 1462886, 2117335, 3657215, 4234670, 7314430, 8045873, 16091746, 40229365, 80458730]

約数ペア:

[(1, 80458730), (2, 40229365), (5, 16091746), (10, 8045873), (11, 7314430), (19, 4234670), (22, 3657215), (38, 2117335), (55, 1462886), (95, 846934), (110, 731443), (137, 587290), (190, 423467), (209, 384970), (274, 293645), (281, 286330), (418, 192485), (562, 143165), (685, 117458), (1045, 76994), (1370, 58729), (1405, 57266), (1507, 53390), (2090, 38497), (2603, 30910), (2810, 28633), (3014, 26695), (3091, 26030), (5206, 15455), (5339, 15070), (6182, 13015), (7535, 10678)]