38656215

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:90

約数の個数: 96

約数和(自身を含む): 80196480

約数和(自身を除く): 41540265

約数列:

[1, 3, 5, 9, 13, 15, 17, 23, 39, 45, 51, 65, 69, 85, 115, 117, 153, 169, 195, 207, 221, 255, 299, 345, 391, 507, 585, 663, 765, 845, 897, 1035, 1105, 1173, 1495, 1521, 1955, 1989, 2197, 2535, 2691, 2873, 3315, 3519, 3887, 4485, 5083, 5865, 6591, 7605, 8619, 9945, 10985, 11661, 13455, 14365, 15249, 17595, 19435, 19773, 25415, 25857, 32955, 34983, 37349, 43095, 45747, 50531, 58305, 66079, 76245, 98865, 112047, 129285, 151593, 174915, 186745, 198237, 228735, 252655, 330395, 336141, 454779, 560235, 594711, 757965, 859027, 991185, 1680705, 2273895, 2577081, 2973555, 4295135, 7731243, 12885405, 38656215]

約数ペア:

[(1, 38656215), (3, 12885405), (5, 7731243), (9, 4295135), (13, 2973555), (15, 2577081), (17, 2273895), (23, 1680705), (39, 991185), (45, 859027), (51, 757965), (65, 594711), (69, 560235), (85, 454779), (115, 336141), (117, 330395), (153, 252655), (169, 228735), (195, 198237), (207, 186745), (221, 174915), (255, 151593), (299, 129285), (345, 112047), (391, 98865), (507, 76245), (585, 66079), (663, 58305), (765, 50531), (845, 45747), (897, 43095), (1035, 37349), (1105, 34983), (1173, 32955), (1495, 25857), (1521, 25415), (1955, 19773), (1989, 19435), (2197, 17595), (2535, 15249), (2691, 14365), (2873, 13455), (3315, 11661), (3519, 10985), (3887, 9945), (4485, 8619), (5083, 7605), (5865, 6591)]