66153520

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 162221760

約数和(自身を除く): 96068240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 157, 184, 229, 230, 314, 368, 458, 460, 628, 785, 916, 920, 1145, 1256, 1570, 1832, 1840, 2290, 2512, 3140, 3611, 3664, 4580, 5267, 6280, 7222, 9160, 10534, 12560, 14444, 18055, 18320, 21068, 26335, 28888, 35953, 36110, 42136, 52670, 57776, 71906, 72220, 84272, 105340, 143812, 144440, 179765, 210680, 287624, 288880, 359530, 421360, 575248, 719060, 826919, 1438120, 1653838, 2876240, 3307676, 4134595, 6615352, 8269190, 13230704, 16538380, 33076760, 66153520]

約数ペア:

[(1, 66153520), (2, 33076760), (4, 16538380), (5, 13230704), (8, 8269190), (10, 6615352), (16, 4134595), (20, 3307676), (23, 2876240), (40, 1653838), (46, 1438120), (80, 826919), (92, 719060), (115, 575248), (157, 421360), (184, 359530), (229, 288880), (230, 287624), (314, 210680), (368, 179765), (458, 144440), (460, 143812), (628, 105340), (785, 84272), (916, 72220), (920, 71906), (1145, 57776), (1256, 52670), (1570, 42136), (1832, 36110), (1840, 35953), (2290, 28888), (2512, 26335), (3140, 21068), (3611, 18320), (3664, 18055), (4580, 14444), (5267, 12560), (6280, 10534), (7222, 9160)]