65469940

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 141341760

約数和(自身を除く): 75871820

約数列:

[1, 2, 4, 5, 10, 20, 59, 113, 118, 226, 236, 295, 452, 491, 565, 590, 982, 1130, 1180, 1964, 2260, 2455, 4910, 6667, 9820, 13334, 26668, 28969, 33335, 55483, 57938, 66670, 110966, 115876, 133340, 144845, 221932, 277415, 289690, 554830, 579380, 1109660, 3273497, 6546994, 13093988, 16367485, 32734970, 65469940]

約数ペア:

[(1, 65469940), (2, 32734970), (4, 16367485), (5, 13093988), (10, 6546994), (20, 3273497), (59, 1109660), (113, 579380), (118, 554830), (226, 289690), (236, 277415), (295, 221932), (452, 144845), (491, 133340), (565, 115876), (590, 110966), (982, 66670), (1130, 57938), (1180, 55483), (1964, 33335), (2260, 28969), (2455, 26668), (4910, 13334), (6667, 9820)]