410120080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2711}}^1$

素因数の和:2816

約数の個数: 80

約数和(自身を含む): 1000793088

約数和(自身を除く): 590673008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 61, 62, 80, 122, 124, 155, 244, 248, 305, 310, 488, 496, 610, 620, 976, 1220, 1240, 1891, 2440, 2480, 2711, 3782, 4880, 5422, 7564, 9455, 10844, 13555, 15128, 18910, 21688, 27110, 30256, 37820, 43376, 54220, 75640, 84041, 108440, 151280, 165371, 168082, 216880, 330742, 336164, 420205, 661484, 672328, 826855, 840410, 1322968, 1344656, 1653710, 1680820, 2645936, 3307420, 3361640, 5126501, 6614840, 6723280, 10253002, 13229680, 20506004, 25632505, 41012008, 51265010, 82024016, 102530020, 205060040, 410120080]

約数ペア:

[(1, 410120080), (2, 205060040), (4, 102530020), (5, 82024016), (8, 51265010), (10, 41012008), (16, 25632505), (20, 20506004), (31, 13229680), (40, 10253002), (61, 6723280), (62, 6614840), (80, 5126501), (122, 3361640), (124, 3307420), (155, 2645936), (244, 1680820), (248, 1653710), (305, 1344656), (310, 1322968), (488, 840410), (496, 826855), (610, 672328), (620, 661484), (976, 420205), (1220, 336164), (1240, 330742), (1891, 216880), (2440, 168082), (2480, 165371), (2711, 151280), (3782, 108440), (4880, 84041), (5422, 75640), (7564, 54220), (9455, 43376), (10844, 37820), (13555, 30256), (15128, 27110), (18910, 21688)]