81950670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9791}}^1$

素因数の和:9838

約数の個数: 64

約数和(自身を含む): 225607680

約数和(自身を除く): 143657010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 2790, 4185, 8370, 9791, 19582, 29373, 48955, 58746, 88119, 97910, 146865, 176238, 264357, 293730, 303521, 440595, 528714, 607042, 881190, 910563, 1321785, 1517605, 1821126, 2643570, 2731689, 3035210, 4552815, 5463378, 8195067, 9105630, 13658445, 16390134, 27316890, 40975335, 81950670]

約数ペア:

[(1, 81950670), (2, 40975335), (3, 27316890), (5, 16390134), (6, 13658445), (9, 9105630), (10, 8195067), (15, 5463378), (18, 4552815), (27, 3035210), (30, 2731689), (31, 2643570), (45, 1821126), (54, 1517605), (62, 1321785), (90, 910563), (93, 881190), (135, 607042), (155, 528714), (186, 440595), (270, 303521), (279, 293730), (310, 264357), (465, 176238), (558, 146865), (837, 97910), (930, 88119), (1395, 58746), (1674, 48955), (2790, 29373), (4185, 19582), (8370, 9791)]