25095105

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 53352000

約数和(自身を除く): 28256895

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 49, 57, 63, 95, 105, 133, 147, 171, 245, 285, 315, 399, 441, 599, 665, 735, 855, 931, 1197, 1797, 1995, 2205, 2793, 2995, 4193, 4655, 5391, 5985, 8379, 8985, 11381, 12579, 13965, 20965, 26955, 29351, 34143, 37737, 41895, 56905, 62895, 79667, 88053, 102429, 146755, 170715, 188685, 239001, 264159, 398335, 440265, 512145, 557669, 717003, 1195005, 1320795, 1673007, 2788345, 3585015, 5019021, 8365035, 25095105]

約数ペア:

[(1, 25095105), (3, 8365035), (5, 5019021), (7, 3585015), (9, 2788345), (15, 1673007), (19, 1320795), (21, 1195005), (35, 717003), (45, 557669), (49, 512145), (57, 440265), (63, 398335), (95, 264159), (105, 239001), (133, 188685), (147, 170715), (171, 146755), (245, 102429), (285, 88053), (315, 79667), (399, 62895), (441, 56905), (599, 41895), (665, 37737), (735, 34143), (855, 29351), (931, 26955), (1197, 20965), (1797, 13965), (1995, 12579), (2205, 11381), (2793, 8985), (2995, 8379), (4193, 5985), (4655, 5391)]