78374720

素因数分解:

$2^6\times 5^1\times {\mathrm{257}}^1\times {\mathrm{953}}^1$

素因数の和:1227

約数の個数: 56

約数和(自身を含む): 187552584

約数和(自身を除く): 109177864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 257, 320, 514, 953, 1028, 1285, 1906, 2056, 2570, 3812, 4112, 4765, 5140, 7624, 8224, 9530, 10280, 15248, 16448, 19060, 20560, 30496, 38120, 41120, 60992, 76240, 82240, 152480, 244921, 304960, 489842, 979684, 1224605, 1959368, 2449210, 3918736, 4898420, 7837472, 9796840, 15674944, 19593680, 39187360, 78374720]

約数ペア:

[(1, 78374720), (2, 39187360), (4, 19593680), (5, 15674944), (8, 9796840), (10, 7837472), (16, 4898420), (20, 3918736), (32, 2449210), (40, 1959368), (64, 1224605), (80, 979684), (160, 489842), (257, 304960), (320, 244921), (514, 152480), (953, 82240), (1028, 76240), (1285, 60992), (1906, 41120), (2056, 38120), (2570, 30496), (3812, 20560), (4112, 19060), (4765, 16448), (5140, 15248), (7624, 10280), (8224, 9530)]