81313830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69499}}^1$

素因数の和:69525

約数の個数: 48

約数和(自身を含む): 227682000

約数和(自身を除く): 146368170

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 69499, 138998, 208497, 347495, 416994, 625491, 694990, 903487, 1042485, 1250982, 1806974, 2084970, 2710461, 3127455, 4517435, 5420922, 6254910, 8131383, 9034870, 13552305, 16262766, 27104610, 40656915, 81313830]

約数ペア:

[(1, 81313830), (2, 40656915), (3, 27104610), (5, 16262766), (6, 13552305), (9, 9034870), (10, 8131383), (13, 6254910), (15, 5420922), (18, 4517435), (26, 3127455), (30, 2710461), (39, 2084970), (45, 1806974), (65, 1250982), (78, 1042485), (90, 903487), (117, 694990), (130, 625491), (195, 416994), (234, 347495), (390, 208497), (585, 138998), (1170, 69499)]