156727168

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{971}}^1$

素因数の和:1095

約数の個数: 64

約数和(自身を含む): 340063920

約数和(自身を除く): 183336752

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 97, 104, 128, 194, 208, 388, 416, 776, 832, 971, 1261, 1552, 1664, 1942, 2522, 3104, 3884, 5044, 6208, 7768, 10088, 12416, 12623, 15536, 20176, 25246, 31072, 40352, 50492, 62144, 80704, 94187, 100984, 124288, 161408, 188374, 201968, 376748, 403936, 753496, 807872, 1224431, 1506992, 1615744, 2448862, 3013984, 4897724, 6027968, 9795448, 12055936, 19590896, 39181792, 78363584, 156727168]

約数ペア:

[(1, 156727168), (2, 78363584), (4, 39181792), (8, 19590896), (13, 12055936), (16, 9795448), (26, 6027968), (32, 4897724), (52, 3013984), (64, 2448862), (97, 1615744), (104, 1506992), (128, 1224431), (194, 807872), (208, 753496), (388, 403936), (416, 376748), (776, 201968), (832, 188374), (971, 161408), (1261, 124288), (1552, 100984), (1664, 94187), (1942, 80704), (2522, 62144), (3104, 50492), (3884, 40352), (5044, 31072), (6208, 25246), (7768, 20176), (10088, 15536), (12416, 12623)]