645728096

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{26309}}^1$

素因数の和:26391

約数の個数: 48

約数和(自身を含む): 1392325200

約数和(自身を除く): 746597104

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 104, 118, 208, 236, 416, 472, 767, 944, 1534, 1888, 3068, 6136, 12272, 24544, 26309, 52618, 105236, 210472, 342017, 420944, 684034, 841888, 1368068, 1552231, 2736136, 3104462, 5472272, 6208924, 10944544, 12417848, 20179003, 24835696, 40358006, 49671392, 80716012, 161432024, 322864048, 645728096]

約数ペア:

[(1, 645728096), (2, 322864048), (4, 161432024), (8, 80716012), (13, 49671392), (16, 40358006), (26, 24835696), (32, 20179003), (52, 12417848), (59, 10944544), (104, 6208924), (118, 5472272), (208, 3104462), (236, 2736136), (416, 1552231), (472, 1368068), (767, 841888), (944, 684034), (1534, 420944), (1888, 342017), (3068, 210472), (6136, 105236), (12272, 52618), (24544, 26309)]