162688820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{4049}}^1$

素因数の和:4113

約数の個数: 72

約数和(自身を含む): 407219400

約数和(自身を除く): 244530580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 82, 98, 140, 164, 196, 205, 245, 287, 410, 490, 574, 820, 980, 1148, 1435, 2009, 2870, 4018, 4049, 5740, 8036, 8098, 10045, 16196, 20090, 20245, 28343, 40180, 40490, 56686, 80980, 113372, 141715, 166009, 198401, 283430, 332018, 396802, 566860, 664036, 793604, 830045, 992005, 1162063, 1660090, 1984010, 2324126, 3320180, 3968020, 4648252, 5810315, 8134441, 11620630, 16268882, 23241260, 32537764, 40672205, 81344410, 162688820]

約数ペア:

[(1, 162688820), (2, 81344410), (4, 40672205), (5, 32537764), (7, 23241260), (10, 16268882), (14, 11620630), (20, 8134441), (28, 5810315), (35, 4648252), (41, 3968020), (49, 3320180), (70, 2324126), (82, 1984010), (98, 1660090), (140, 1162063), (164, 992005), (196, 830045), (205, 793604), (245, 664036), (287, 566860), (410, 396802), (490, 332018), (574, 283430), (820, 198401), (980, 166009), (1148, 141715), (1435, 113372), (2009, 80980), (2870, 56686), (4018, 40490), (4049, 40180), (5740, 28343), (8036, 20245), (8098, 20090), (10045, 16196)]