31402048

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:287

約数の個数: 56

約数和(自身を含む): 65151000

約数和(自身を除く): 33748952

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 89, 148, 149, 178, 296, 298, 356, 592, 596, 712, 1184, 1192, 1424, 2368, 2384, 2848, 3293, 4768, 5513, 5696, 6586, 9536, 11026, 13172, 13261, 22052, 26344, 26522, 44104, 52688, 53044, 88208, 105376, 106088, 176416, 210752, 212176, 352832, 424352, 490657, 848704, 981314, 1962628, 3925256, 7850512, 15701024, 31402048]

約数ペア:

[(1, 31402048), (2, 15701024), (4, 7850512), (8, 3925256), (16, 1962628), (32, 981314), (37, 848704), (64, 490657), (74, 424352), (89, 352832), (148, 212176), (149, 210752), (178, 176416), (296, 106088), (298, 105376), (356, 88208), (592, 53044), (596, 52688), (712, 44104), (1184, 26522), (1192, 26344), (1424, 22052), (2368, 13261), (2384, 13172), (2848, 11026), (3293, 9536), (4768, 6586), (5513, 5696)]