25379940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3229}}^1$

素因数の和:3372

約数の個数: 48

約数和(自身を含む): 71628480

約数和(自身を除く): 46248540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3229, 3930, 6458, 7860, 9687, 12916, 16145, 19374, 32290, 38748, 48435, 64580, 96870, 193740, 422999, 845998, 1268997, 1691996, 2114995, 2537994, 4229990, 5075988, 6344985, 8459980, 12689970, 25379940]

約数ペア:

[(1, 25379940), (2, 12689970), (3, 8459980), (4, 6344985), (5, 5075988), (6, 4229990), (10, 2537994), (12, 2114995), (15, 1691996), (20, 1268997), (30, 845998), (60, 422999), (131, 193740), (262, 96870), (393, 64580), (524, 48435), (655, 38748), (786, 32290), (1310, 19374), (1572, 16145), (1965, 12916), (2620, 9687), (3229, 7860), (3930, 6458)]