1639606480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{9203}}^1$

素因数の和:9364

約数の個数: 80

約数和(自身を含む): 4067578944

約数和(自身を除く): 2427972464

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 131, 136, 170, 262, 272, 340, 524, 655, 680, 1048, 1310, 1360, 2096, 2227, 2620, 4454, 5240, 8908, 9203, 10480, 11135, 17816, 18406, 22270, 35632, 36812, 44540, 46015, 73624, 89080, 92030, 147248, 156451, 178160, 184060, 312902, 368120, 625804, 736240, 782255, 1205593, 1251608, 1564510, 2411186, 2503216, 3129020, 4822372, 6027965, 6258040, 9644744, 12055930, 12516080, 19289488, 20495081, 24111860, 40990162, 48223720, 81980324, 96447440, 102475405, 163960648, 204950810, 327921296, 409901620, 819803240, 1639606480]

約数ペア:

[(1, 1639606480), (2, 819803240), (4, 409901620), (5, 327921296), (8, 204950810), (10, 163960648), (16, 102475405), (17, 96447440), (20, 81980324), (34, 48223720), (40, 40990162), (68, 24111860), (80, 20495081), (85, 19289488), (131, 12516080), (136, 12055930), (170, 9644744), (262, 6258040), (272, 6027965), (340, 4822372), (524, 3129020), (655, 2503216), (680, 2411186), (1048, 1564510), (1310, 1251608), (1360, 1205593), (2096, 782255), (2227, 736240), (2620, 625804), (4454, 368120), (5240, 312902), (8908, 184060), (9203, 178160), (10480, 156451), (11135, 147248), (17816, 92030), (18406, 89080), (22270, 73624), (35632, 46015), (36812, 44540)]