491330272

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{2251}}^1$

素因数の和:2639

約数の個数: 48

約数和(自身を含む): 1021507200

約数和(自身を除く): 530176928

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 359, 608, 718, 1436, 2251, 2872, 4502, 5744, 6821, 9004, 11488, 13642, 18008, 27284, 36016, 42769, 54568, 72032, 85538, 109136, 171076, 218272, 342152, 684304, 808109, 1368608, 1616218, 3232436, 6464872, 12929744, 15354071, 25859488, 30708142, 61416284, 122832568, 245665136, 491330272]

約数ペア:

[(1, 491330272), (2, 245665136), (4, 122832568), (8, 61416284), (16, 30708142), (19, 25859488), (32, 15354071), (38, 12929744), (76, 6464872), (152, 3232436), (304, 1616218), (359, 1368608), (608, 808109), (718, 684304), (1436, 342152), (2251, 218272), (2872, 171076), (4502, 109136), (5744, 85538), (6821, 72032), (9004, 54568), (11488, 42769), (13642, 36016), (18008, 27284)]