31439936

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 112

約数和(自身を含む): 75053952

約数和(自身を除く): 43614016

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 37, 44, 64, 68, 71, 74, 88, 136, 142, 148, 176, 187, 272, 284, 296, 352, 374, 407, 544, 568, 592, 629, 704, 748, 781, 814, 1088, 1136, 1184, 1207, 1258, 1496, 1562, 1628, 2272, 2368, 2414, 2516, 2627, 2992, 3124, 3256, 4544, 4828, 5032, 5254, 5984, 6248, 6512, 6919, 9656, 10064, 10508, 11968, 12496, 13024, 13277, 13838, 19312, 20128, 21016, 24992, 26048, 26554, 27676, 28897, 38624, 40256, 42032, 44659, 49984, 53108, 55352, 57794, 77248, 84064, 89318, 106216, 110704, 115588, 168128, 178636, 212432, 221408, 231176, 357272, 424864, 442816, 462352, 491249, 714544, 849728, 924704, 982498, 1429088, 1849408, 1964996, 2858176, 3929992, 7859984, 15719968, 31439936]

約数ペア:

[(1, 31439936), (2, 15719968), (4, 7859984), (8, 3929992), (11, 2858176), (16, 1964996), (17, 1849408), (22, 1429088), (32, 982498), (34, 924704), (37, 849728), (44, 714544), (64, 491249), (68, 462352), (71, 442816), (74, 424864), (88, 357272), (136, 231176), (142, 221408), (148, 212432), (176, 178636), (187, 168128), (272, 115588), (284, 110704), (296, 106216), (352, 89318), (374, 84064), (407, 77248), (544, 57794), (568, 55352), (592, 53108), (629, 49984), (704, 44659), (748, 42032), (781, 40256), (814, 38624), (1088, 28897), (1136, 27676), (1184, 26554), (1207, 26048), (1258, 24992), (1496, 21016), (1562, 20128), (1628, 19312), (2272, 13838), (2368, 13277), (2414, 13024), (2516, 12496), (2627, 11968), (2992, 10508), (3124, 10064), (3256, 9656), (4544, 6919), (4828, 6512), (5032, 6248), (5254, 5984)]