898007620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 2011806720

約数和(自身を除く): 1113799100

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 106, 116, 131, 145, 212, 223, 262, 265, 290, 446, 524, 530, 580, 655, 892, 1060, 1115, 1310, 1537, 2230, 2620, 3074, 3799, 4460, 6148, 6467, 6943, 7598, 7685, 11819, 12934, 13886, 15196, 15370, 18995, 23638, 25868, 27772, 29213, 30740, 32335, 34715, 37990, 47276, 58426, 59095, 64670, 69430, 75980, 116852, 118190, 129340, 138860, 146065, 201347, 236380, 292130, 342751, 402694, 584260, 685502, 805388, 847177, 1006735, 1371004, 1548289, 1694354, 1713755, 2013470, 3096578, 3388708, 3427510, 4026940, 4235885, 6193156, 6855020, 7741445, 8471770, 15482890, 16943540, 30965780, 44900381, 89800762, 179601524, 224501905, 449003810, 898007620]

約数ペア:

[(1, 898007620), (2, 449003810), (4, 224501905), (5, 179601524), (10, 89800762), (20, 44900381), (29, 30965780), (53, 16943540), (58, 15482890), (106, 8471770), (116, 7741445), (131, 6855020), (145, 6193156), (212, 4235885), (223, 4026940), (262, 3427510), (265, 3388708), (290, 3096578), (446, 2013470), (524, 1713755), (530, 1694354), (580, 1548289), (655, 1371004), (892, 1006735), (1060, 847177), (1115, 805388), (1310, 685502), (1537, 584260), (2230, 402694), (2620, 342751), (3074, 292130), (3799, 236380), (4460, 201347), (6148, 146065), (6467, 138860), (6943, 129340), (7598, 118190), (7685, 116852), (11819, 75980), (12934, 69430), (13886, 64670), (15196, 59095), (15370, 58426), (18995, 47276), (23638, 37990), (25868, 34715), (27772, 32335), (29213, 30740)]