28575430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:565

約数の個数: 64

約数和(自身を含む): 60963840

約数和(自身を除く): 32388410

約数列:

[1, 2, 5, 10, 13, 19, 23, 26, 38, 46, 65, 95, 115, 130, 190, 230, 247, 299, 437, 494, 503, 598, 874, 1006, 1235, 1495, 2185, 2470, 2515, 2990, 4370, 5030, 5681, 6539, 9557, 11362, 11569, 13078, 19114, 23138, 28405, 32695, 47785, 56810, 57845, 65390, 95570, 115690, 124241, 150397, 219811, 248482, 300794, 439622, 621205, 751985, 1099055, 1242410, 1503970, 2198110, 2857543, 5715086, 14287715, 28575430]

約数ペア:

[(1, 28575430), (2, 14287715), (5, 5715086), (10, 2857543), (13, 2198110), (19, 1503970), (23, 1242410), (26, 1099055), (38, 751985), (46, 621205), (65, 439622), (95, 300794), (115, 248482), (130, 219811), (190, 150397), (230, 124241), (247, 115690), (299, 95570), (437, 65390), (494, 57845), (503, 56810), (598, 47785), (874, 32695), (1006, 28405), (1235, 23138), (1495, 19114), (2185, 13078), (2470, 11569), (2515, 11362), (2990, 9557), (4370, 6539), (5030, 5681)]