89704240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{929}}^1$

素因数の和:1030

約数の個数: 80

約数和(自身を含む): 224182080

約数和(自身を除く): 134477840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 71, 80, 85, 136, 142, 170, 272, 284, 340, 355, 568, 680, 710, 929, 1136, 1207, 1360, 1420, 1858, 2414, 2840, 3716, 4645, 4828, 5680, 6035, 7432, 9290, 9656, 12070, 14864, 15793, 18580, 19312, 24140, 31586, 37160, 48280, 63172, 65959, 74320, 78965, 96560, 126344, 131918, 157930, 252688, 263836, 315860, 329795, 527672, 631720, 659590, 1055344, 1121303, 1263440, 1319180, 2242606, 2638360, 4485212, 5276720, 5606515, 8970424, 11213030, 17940848, 22426060, 44852120, 89704240]

約数ペア:

[(1, 89704240), (2, 44852120), (4, 22426060), (5, 17940848), (8, 11213030), (10, 8970424), (16, 5606515), (17, 5276720), (20, 4485212), (34, 2638360), (40, 2242606), (68, 1319180), (71, 1263440), (80, 1121303), (85, 1055344), (136, 659590), (142, 631720), (170, 527672), (272, 329795), (284, 315860), (340, 263836), (355, 252688), (568, 157930), (680, 131918), (710, 126344), (929, 96560), (1136, 78965), (1207, 74320), (1360, 65959), (1420, 63172), (1858, 48280), (2414, 37160), (2840, 31586), (3716, 24140), (4645, 19312), (4828, 18580), (5680, 15793), (6035, 14864), (7432, 12070), (9290, 9656)]