200835220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{953}}^1$

素因数の和:1260

約数の個数: 48

約数和(自身を含む): 434176848

約数和(自身を除く): 233341628

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 257, 410, 514, 820, 953, 1028, 1285, 1906, 2570, 3812, 4765, 5140, 9530, 10537, 19060, 21074, 39073, 42148, 52685, 78146, 105370, 156292, 195365, 210740, 244921, 390730, 489842, 781460, 979684, 1224605, 2449210, 4898420, 10041761, 20083522, 40167044, 50208805, 100417610, 200835220]

約数ペア:

[(1, 200835220), (2, 100417610), (4, 50208805), (5, 40167044), (10, 20083522), (20, 10041761), (41, 4898420), (82, 2449210), (164, 1224605), (205, 979684), (257, 781460), (410, 489842), (514, 390730), (820, 244921), (953, 210740), (1028, 195365), (1285, 156292), (1906, 105370), (2570, 78146), (3812, 52685), (4765, 42148), (5140, 39073), (9530, 21074), (10537, 19060)]