668222360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41453}}^1$

素因数の和:41508

約数の個数: 64

約数和(自身を含む): 1671425280

約数和(自身を除く): 1003202920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 41453, 82906, 165812, 207265, 331624, 414530, 538889, 829060, 1077778, 1285043, 1658120, 2155556, 2570086, 2694445, 4311112, 5140172, 5388890, 6425215, 10280344, 10777780, 12850430, 16705559, 21555560, 25700860, 33411118, 51401720, 66822236, 83527795, 133644472, 167055590, 334111180, 668222360]

約数ペア:

[(1, 668222360), (2, 334111180), (4, 167055590), (5, 133644472), (8, 83527795), (10, 66822236), (13, 51401720), (20, 33411118), (26, 25700860), (31, 21555560), (40, 16705559), (52, 12850430), (62, 10777780), (65, 10280344), (104, 6425215), (124, 5388890), (130, 5140172), (155, 4311112), (248, 2694445), (260, 2570086), (310, 2155556), (403, 1658120), (520, 1285043), (620, 1077778), (806, 829060), (1240, 538889), (1612, 414530), (2015, 331624), (3224, 207265), (4030, 165812), (8060, 82906), (16120, 41453)]