100655440

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 241323840

約数和(自身を除く): 140668400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 89, 134, 178, 211, 268, 335, 356, 422, 445, 536, 670, 712, 844, 890, 1055, 1072, 1340, 1424, 1688, 1780, 2110, 2680, 3376, 3560, 4220, 5360, 5963, 7120, 8440, 11926, 14137, 16880, 18779, 23852, 28274, 29815, 37558, 47704, 56548, 59630, 70685, 75116, 93895, 95408, 113096, 119260, 141370, 150232, 187790, 226192, 238520, 282740, 300464, 375580, 477040, 565480, 751160, 1130960, 1258193, 1502320, 2516386, 5032772, 6290965, 10065544, 12581930, 20131088, 25163860, 50327720, 100655440]

約数ペア:

[(1, 100655440), (2, 50327720), (4, 25163860), (5, 20131088), (8, 12581930), (10, 10065544), (16, 6290965), (20, 5032772), (40, 2516386), (67, 1502320), (80, 1258193), (89, 1130960), (134, 751160), (178, 565480), (211, 477040), (268, 375580), (335, 300464), (356, 282740), (422, 238520), (445, 226192), (536, 187790), (670, 150232), (712, 141370), (844, 119260), (890, 113096), (1055, 95408), (1072, 93895), (1340, 75116), (1424, 70685), (1688, 59630), (1780, 56548), (2110, 47704), (2680, 37558), (3376, 29815), (3560, 28274), (4220, 23852), (5360, 18779), (5963, 16880), (7120, 14137), (8440, 11926)]