397888900

素因数分解:

$2^2\times 5^2\times {\mathrm{1483}}^1\times {\mathrm{2683}}^1$

素因数の和:4180

約数の個数: 36

約数和(自身を含む): 864323152

約数和(自身を除く): 466434252

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1483, 2683, 2966, 5366, 5932, 7415, 10732, 13415, 14830, 26830, 29660, 37075, 53660, 67075, 74150, 134150, 148300, 268300, 3978889, 7957778, 15915556, 19894445, 39788890, 79577780, 99472225, 198944450, 397888900]

約数ペア:

[(1, 397888900), (2, 198944450), (4, 99472225), (5, 79577780), (10, 39788890), (20, 19894445), (25, 15915556), (50, 7957778), (100, 3978889), (1483, 268300), (2683, 148300), (2966, 134150), (5366, 74150), (5932, 67075), (7415, 53660), (10732, 37075), (13415, 29660), (14830, 26830)]