88440560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{307}}^1$

素因数の和:610

約数の個数: 80

約数和(自身を含む): 222964896

約数和(自身を除く): 134524336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 277, 307, 520, 554, 614, 1040, 1108, 1228, 1385, 1535, 2216, 2456, 2770, 3070, 3601, 3991, 4432, 4912, 5540, 6140, 7202, 7982, 11080, 12280, 14404, 15964, 18005, 19955, 22160, 24560, 28808, 31928, 36010, 39910, 57616, 63856, 72020, 79820, 85039, 144040, 159640, 170078, 288080, 319280, 340156, 425195, 680312, 850390, 1105507, 1360624, 1700780, 2211014, 3401560, 4422028, 5527535, 6803120, 8844056, 11055070, 17688112, 22110140, 44220280, 88440560]

約数ペア:

[(1, 88440560), (2, 44220280), (4, 22110140), (5, 17688112), (8, 11055070), (10, 8844056), (13, 6803120), (16, 5527535), (20, 4422028), (26, 3401560), (40, 2211014), (52, 1700780), (65, 1360624), (80, 1105507), (104, 850390), (130, 680312), (208, 425195), (260, 340156), (277, 319280), (307, 288080), (520, 170078), (554, 159640), (614, 144040), (1040, 85039), (1108, 79820), (1228, 72020), (1385, 63856), (1535, 57616), (2216, 39910), (2456, 36010), (2770, 31928), (3070, 28808), (3601, 24560), (3991, 22160), (4432, 19955), (4912, 18005), (5540, 15964), (6140, 14404), (7202, 12280), (7982, 11080)]