1088226620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^2\times {\mathrm{223}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 2490278784

約数和(自身を除く): 1402052164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 223, 260, 274, 446, 548, 685, 892, 1115, 1370, 1781, 2230, 2740, 2899, 3562, 4460, 5798, 7124, 8905, 11596, 14495, 17810, 18769, 28990, 30551, 35620, 37538, 57980, 61102, 75076, 93845, 122204, 152755, 187690, 243997, 305510, 375380, 397163, 487994, 611020, 794326, 975988, 1219985, 1588652, 1985815, 2439970, 3971630, 4185487, 4879940, 7943260, 8370974, 16741948, 20927435, 41854870, 54411331, 83709740, 108822662, 217645324, 272056655, 544113310, 1088226620]

約数ペア:

[(1, 1088226620), (2, 544113310), (4, 272056655), (5, 217645324), (10, 108822662), (13, 83709740), (20, 54411331), (26, 41854870), (52, 20927435), (65, 16741948), (130, 8370974), (137, 7943260), (223, 4879940), (260, 4185487), (274, 3971630), (446, 2439970), (548, 1985815), (685, 1588652), (892, 1219985), (1115, 975988), (1370, 794326), (1781, 611020), (2230, 487994), (2740, 397163), (2899, 375380), (3562, 305510), (4460, 243997), (5798, 187690), (7124, 152755), (8905, 122204), (11596, 93845), (14495, 75076), (17810, 61102), (18769, 57980), (28990, 37538), (30551, 35620)]