74528020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{673}}^1$

素因数の和:809

約数の個数: 72

約数和(自身を含む): 183945384

約数和(自身を除く): 109417364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 113, 140, 196, 226, 245, 452, 490, 565, 673, 791, 980, 1130, 1346, 1582, 2260, 2692, 3164, 3365, 3955, 4711, 5537, 6730, 7910, 9422, 11074, 13460, 15820, 18844, 22148, 23555, 27685, 32977, 47110, 55370, 65954, 76049, 94220, 110740, 131908, 152098, 164885, 304196, 329770, 380245, 532343, 659540, 760490, 1064686, 1520980, 2129372, 2661715, 3726401, 5323430, 7452802, 10646860, 14905604, 18632005, 37264010, 74528020]

約数ペア:

[(1, 74528020), (2, 37264010), (4, 18632005), (5, 14905604), (7, 10646860), (10, 7452802), (14, 5323430), (20, 3726401), (28, 2661715), (35, 2129372), (49, 1520980), (70, 1064686), (98, 760490), (113, 659540), (140, 532343), (196, 380245), (226, 329770), (245, 304196), (452, 164885), (490, 152098), (565, 131908), (673, 110740), (791, 94220), (980, 76049), (1130, 65954), (1346, 55370), (1582, 47110), (2260, 32977), (2692, 27685), (3164, 23555), (3365, 22148), (3955, 18844), (4711, 15820), (5537, 13460), (6730, 11074), (7910, 9422)]