20177391375

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{3023}}^1$

素因数の和:3410

約数の個数: 96

約数和(自身を含む): 38635833600

約数和(自身を除く): 18458442225

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 125, 153, 225, 255, 349, 375, 425, 765, 1047, 1125, 1275, 1745, 2125, 3023, 3141, 3825, 5235, 5933, 6375, 8725, 9069, 15115, 15705, 17799, 19125, 26175, 27207, 29665, 43625, 45345, 51391, 53397, 75575, 78525, 88995, 130875, 136035, 148325, 154173, 226725, 256955, 266985, 377875, 392625, 444975, 462519, 680175, 741625, 770865, 1055027, 1133625, 1284775, 1334925, 2224875, 2312595, 3165081, 3400875, 3854325, 5275135, 6423875, 6674625, 9495243, 11562975, 15825405, 17935459, 19271625, 26375675, 47476215, 53806377, 57814875, 79127025, 89677295, 131878375, 161419131, 237381075, 269031885, 395635125, 448386475, 807095655, 1186905375, 1345159425, 2241932375, 4035478275, 6725797125, 20177391375]

約数ペア:

[(1, 20177391375), (3, 6725797125), (5, 4035478275), (9, 2241932375), (15, 1345159425), (17, 1186905375), (25, 807095655), (45, 448386475), (51, 395635125), (75, 269031885), (85, 237381075), (125, 161419131), (153, 131878375), (225, 89677295), (255, 79127025), (349, 57814875), (375, 53806377), (425, 47476215), (765, 26375675), (1047, 19271625), (1125, 17935459), (1275, 15825405), (1745, 11562975), (2125, 9495243), (3023, 6674625), (3141, 6423875), (3825, 5275135), (5235, 3854325), (5933, 3400875), (6375, 3165081), (8725, 2312595), (9069, 2224875), (15115, 1334925), (15705, 1284775), (17799, 1133625), (19125, 1055027), (26175, 770865), (27207, 741625), (29665, 680175), (43625, 462519), (45345, 444975), (51391, 392625), (53397, 377875), (75575, 266985), (78525, 256955), (88995, 226725), (130875, 154173), (136035, 148325)]