139408550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1697}}^1$

素因数の和:1793

約数の個数: 48

約数和(自身を含む): 272875392

約数和(自身を除く): 133466842

約数列:

[1, 2, 5, 10, 25, 31, 50, 53, 62, 106, 155, 265, 310, 530, 775, 1325, 1550, 1643, 1697, 2650, 3286, 3394, 8215, 8485, 16430, 16970, 41075, 42425, 52607, 82150, 84850, 89941, 105214, 179882, 263035, 449705, 526070, 899410, 1315175, 2248525, 2630350, 2788171, 4497050, 5576342, 13940855, 27881710, 69704275, 139408550]

約数ペア:

[(1, 139408550), (2, 69704275), (5, 27881710), (10, 13940855), (25, 5576342), (31, 4497050), (50, 2788171), (53, 2630350), (62, 2248525), (106, 1315175), (155, 899410), (265, 526070), (310, 449705), (530, 263035), (775, 179882), (1325, 105214), (1550, 89941), (1643, 84850), (1697, 82150), (2650, 52607), (3286, 42425), (3394, 41075), (8215, 16970), (8485, 16430)]