74275395

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 56361405

約数列:

[1, 3, 5, 15, 23, 41, 59, 69, 89, 115, 123, 177, 205, 267, 295, 345, 445, 615, 885, 943, 1335, 1357, 2047, 2419, 2829, 3649, 4071, 4715, 5251, 6141, 6785, 7257, 10235, 10947, 12095, 14145, 15753, 18245, 20355, 26255, 30705, 36285, 54735, 55637, 78765, 83927, 120773, 166911, 215291, 251781, 278185, 362319, 419635, 603865, 645873, 834555, 1076455, 1258905, 1811595, 3229365, 4951693, 14855079, 24758465, 74275395]

約数ペア:

[(1, 74275395), (3, 24758465), (5, 14855079), (15, 4951693), (23, 3229365), (41, 1811595), (59, 1258905), (69, 1076455), (89, 834555), (115, 645873), (123, 603865), (177, 419635), (205, 362319), (267, 278185), (295, 251781), (345, 215291), (445, 166911), (615, 120773), (885, 83927), (943, 78765), (1335, 55637), (1357, 54735), (2047, 36285), (2419, 30705), (2829, 26255), (3649, 20355), (4071, 18245), (4715, 15753), (5251, 14145), (6141, 12095), (6785, 10947), (7257, 10235)]