74705072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:646

約数の個数: 80

約数和(自身を含む): 169801632

約数和(自身を除く): 95096560

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 37, 52, 68, 74, 104, 136, 148, 208, 221, 272, 296, 442, 481, 571, 592, 629, 884, 962, 1142, 1258, 1768, 1924, 2284, 2516, 3536, 3848, 4568, 5032, 7423, 7696, 8177, 9136, 9707, 10064, 14846, 16354, 19414, 21127, 29692, 32708, 38828, 42254, 59384, 65416, 77656, 84508, 118768, 126191, 130832, 155312, 169016, 252382, 274651, 338032, 359159, 504764, 549302, 718318, 1009528, 1098604, 1436636, 2019056, 2197208, 2873272, 4394416, 4669067, 5746544, 9338134, 18676268, 37352536, 74705072]

約数ペア:

[(1, 74705072), (2, 37352536), (4, 18676268), (8, 9338134), (13, 5746544), (16, 4669067), (17, 4394416), (26, 2873272), (34, 2197208), (37, 2019056), (52, 1436636), (68, 1098604), (74, 1009528), (104, 718318), (136, 549302), (148, 504764), (208, 359159), (221, 338032), (272, 274651), (296, 252382), (442, 169016), (481, 155312), (571, 130832), (592, 126191), (629, 118768), (884, 84508), (962, 77656), (1142, 65416), (1258, 59384), (1768, 42254), (1924, 38828), (2284, 32708), (2516, 29692), (3536, 21127), (3848, 19414), (4568, 16354), (5032, 14846), (7423, 10064), (7696, 9707), (8177, 9136)]