91638260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{22571}}^1$

素因数の和:22616

約数の個数: 48

約数和(自身を含む): 227525760

約数和(自身を除く): 135887500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 22571, 45142, 90284, 112855, 157997, 225710, 315994, 451420, 631988, 654559, 789985, 1309118, 1579970, 2618236, 3159940, 3272795, 4581913, 6545590, 9163826, 13091180, 18327652, 22909565, 45819130, 91638260]

約数ペア:

[(1, 91638260), (2, 45819130), (4, 22909565), (5, 18327652), (7, 13091180), (10, 9163826), (14, 6545590), (20, 4581913), (28, 3272795), (29, 3159940), (35, 2618236), (58, 1579970), (70, 1309118), (116, 789985), (140, 654559), (145, 631988), (203, 451420), (290, 315994), (406, 225710), (580, 157997), (812, 112855), (1015, 90284), (2030, 45142), (4060, 22571)]