31595460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40507}}^1$

素因数の和:40532

約数の個数: 48

約数和(自身を含む): 95274816

約数和(自身を除く): 63679356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 40507, 81014, 121521, 162028, 202535, 243042, 405070, 486084, 526591, 607605, 810140, 1053182, 1215210, 1579773, 2106364, 2430420, 2632955, 3159546, 5265910, 6319092, 7898865, 10531820, 15797730, 31595460]

約数ペア:

[(1, 31595460), (2, 15797730), (3, 10531820), (4, 7898865), (5, 6319092), (6, 5265910), (10, 3159546), (12, 2632955), (13, 2430420), (15, 2106364), (20, 1579773), (26, 1215210), (30, 1053182), (39, 810140), (52, 607605), (60, 526591), (65, 486084), (78, 405070), (130, 243042), (156, 202535), (195, 162028), (260, 121521), (390, 81014), (780, 40507)]