98642560

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1951}}^1$

素因数の和:2049

約数の個数: 64

約数和(自身を含む): 238924800

約数和(自身を除く): 140282240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 316, 320, 395, 632, 640, 790, 1264, 1580, 1951, 2528, 3160, 3902, 5056, 6320, 7804, 9755, 10112, 12640, 15608, 19510, 25280, 31216, 39020, 50560, 62432, 78040, 124864, 154129, 156080, 249728, 308258, 312160, 616516, 624320, 770645, 1233032, 1248640, 1541290, 2466064, 3082580, 4932128, 6165160, 9864256, 12330320, 19728512, 24660640, 49321280, 98642560]

約数ペア:

[(1, 98642560), (2, 49321280), (4, 24660640), (5, 19728512), (8, 12330320), (10, 9864256), (16, 6165160), (20, 4932128), (32, 3082580), (40, 2466064), (64, 1541290), (79, 1248640), (80, 1233032), (128, 770645), (158, 624320), (160, 616516), (316, 312160), (320, 308258), (395, 249728), (632, 156080), (640, 154129), (790, 124864), (1264, 78040), (1580, 62432), (1951, 50560), (2528, 39020), (3160, 31216), (3902, 25280), (5056, 19510), (6320, 15608), (7804, 12640), (9755, 10112)]