27704560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1567}}^1$

素因数の和:1610

約数の個数: 80

約数和(自身を含む): 73495296

約数和(自身を除く): 45790736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1567, 1768, 2210, 3134, 3536, 4420, 6268, 7835, 8840, 12536, 15670, 17680, 20371, 25072, 26639, 31340, 40742, 53278, 62680, 81484, 101855, 106556, 125360, 133195, 162968, 203710, 213112, 266390, 325936, 346307, 407420, 426224, 532780, 692614, 814840, 1065560, 1385228, 1629680, 1731535, 2131120, 2770456, 3463070, 5540912, 6926140, 13852280, 27704560]

約数ペア:

[(1, 27704560), (2, 13852280), (4, 6926140), (5, 5540912), (8, 3463070), (10, 2770456), (13, 2131120), (16, 1731535), (17, 1629680), (20, 1385228), (26, 1065560), (34, 814840), (40, 692614), (52, 532780), (65, 426224), (68, 407420), (80, 346307), (85, 325936), (104, 266390), (130, 213112), (136, 203710), (170, 162968), (208, 133195), (221, 125360), (260, 106556), (272, 101855), (340, 81484), (442, 62680), (520, 53278), (680, 40742), (884, 31340), (1040, 26639), (1105, 25072), (1360, 20371), (1567, 17680), (1768, 15670), (2210, 12536), (3134, 8840), (3536, 7835), (4420, 6268)]