70291880080

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1109}}^1\times {\mathrm{11159}}^1$

素因数の和:12352

約数の個数: 80

約数和(自身を含む): 165894739200

約数和(自身を除く): 95602859120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1109, 1136, 1420, 2218, 2840, 4436, 5545, 5680, 8872, 11090, 11159, 17744, 22180, 22318, 44360, 44636, 55795, 78739, 88720, 89272, 111590, 157478, 178544, 223180, 314956, 393695, 446360, 629912, 787390, 792289, 892720, 1259824, 1574780, 1584578, 3149560, 3169156, 3961445, 6299120, 6338312, 7922890, 12375331, 12676624, 15845780, 24750662, 31691560, 49501324, 61876655, 63383120, 99002648, 123753310, 198005296, 247506620, 495013240, 878648501, 990026480, 1757297002, 3514594004, 4393242505, 7029188008, 8786485010, 14058376016, 17572970020, 35145940040, 70291880080]

約数ペア:

[(1, 70291880080), (2, 35145940040), (4, 17572970020), (5, 14058376016), (8, 8786485010), (10, 7029188008), (16, 4393242505), (20, 3514594004), (40, 1757297002), (71, 990026480), (80, 878648501), (142, 495013240), (284, 247506620), (355, 198005296), (568, 123753310), (710, 99002648), (1109, 63383120), (1136, 61876655), (1420, 49501324), (2218, 31691560), (2840, 24750662), (4436, 15845780), (5545, 12676624), (5680, 12375331), (8872, 7922890), (11090, 6338312), (11159, 6299120), (17744, 3961445), (22180, 3169156), (22318, 3149560), (44360, 1584578), (44636, 1574780), (55795, 1259824), (78739, 892720), (88720, 792289), (89272, 787390), (111590, 629912), (157478, 446360), (178544, 393695), (223180, 314956)]