65470995

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^2$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 127471968

約数和(自身を除く): 62000973

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 61, 69, 85, 115, 153, 183, 207, 255, 305, 345, 391, 549, 765, 915, 1035, 1037, 1173, 1403, 1955, 2745, 3111, 3519, 3721, 4209, 5185, 5865, 7015, 9333, 11163, 12627, 15555, 17595, 18605, 21045, 23851, 33489, 46665, 55815, 63135, 63257, 71553, 85583, 119255, 167445, 189771, 214659, 256749, 316285, 357765, 427915, 569313, 770247, 948855, 1073295, 1283745, 1454911, 2846565, 3851235, 4364733, 7274555, 13094199, 21823665, 65470995]

約数ペア:

[(1, 65470995), (3, 21823665), (5, 13094199), (9, 7274555), (15, 4364733), (17, 3851235), (23, 2846565), (45, 1454911), (51, 1283745), (61, 1073295), (69, 948855), (85, 770247), (115, 569313), (153, 427915), (183, 357765), (207, 316285), (255, 256749), (305, 214659), (345, 189771), (391, 167445), (549, 119255), (765, 85583), (915, 71553), (1035, 63257), (1037, 63135), (1173, 55815), (1403, 46665), (1955, 33489), (2745, 23851), (3111, 21045), (3519, 18605), (3721, 17595), (4209, 15555), (5185, 12627), (5865, 11163), (7015, 9333)]