31729125580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1063}}^1\times {\mathrm{1553}}^1$

素因数の和:2687

約数の個数: 72

約数和(自身を含む): 68959035936

約数和(自身を除く): 37229910356

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1063, 1553, 1922, 2126, 3106, 3844, 4252, 4805, 5315, 6212, 7765, 9610, 10630, 15530, 19220, 21260, 31060, 32953, 48143, 65906, 96286, 131812, 164765, 192572, 240715, 329530, 481430, 659060, 962860, 1021543, 1492433, 1650839, 2043086, 2984866, 3301678, 4086172, 5107715, 5969732, 6603356, 7462165, 8254195, 10215430, 14924330, 16508390, 20430860, 29848660, 33016780, 51176009, 102352018, 204704036, 255880045, 511760090, 1023520180, 1586456279, 3172912558, 6345825116, 7932281395, 15864562790, 31729125580]

約数ペア:

[(1, 31729125580), (2, 15864562790), (4, 7932281395), (5, 6345825116), (10, 3172912558), (20, 1586456279), (31, 1023520180), (62, 511760090), (124, 255880045), (155, 204704036), (310, 102352018), (620, 51176009), (961, 33016780), (1063, 29848660), (1553, 20430860), (1922, 16508390), (2126, 14924330), (3106, 10215430), (3844, 8254195), (4252, 7462165), (4805, 6603356), (5315, 5969732), (6212, 5107715), (7765, 4086172), (9610, 3301678), (10630, 2984866), (15530, 2043086), (19220, 1650839), (21260, 1492433), (31060, 1021543), (32953, 962860), (48143, 659060), (65906, 481430), (96286, 329530), (131812, 240715), (164765, 192572)]