83631340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 192764880

約数和(自身を除く): 109133540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 169, 218, 227, 260, 338, 436, 454, 545, 676, 845, 908, 1090, 1135, 1417, 1690, 2180, 2270, 2834, 2951, 3380, 4540, 5668, 5902, 7085, 11804, 14170, 14755, 18421, 24743, 28340, 29510, 36842, 38363, 49486, 59020, 73684, 76726, 92105, 98972, 123715, 153452, 184210, 191815, 247430, 321659, 368420, 383630, 494860, 643318, 767260, 1286636, 1608295, 3216590, 4181567, 6433180, 8363134, 16726268, 20907835, 41815670, 83631340]

約数ペア:

[(1, 83631340), (2, 41815670), (4, 20907835), (5, 16726268), (10, 8363134), (13, 6433180), (20, 4181567), (26, 3216590), (52, 1608295), (65, 1286636), (109, 767260), (130, 643318), (169, 494860), (218, 383630), (227, 368420), (260, 321659), (338, 247430), (436, 191815), (454, 184210), (545, 153452), (676, 123715), (845, 98972), (908, 92105), (1090, 76726), (1135, 73684), (1417, 59020), (1690, 49486), (2180, 38363), (2270, 36842), (2834, 29510), (2951, 28340), (3380, 24743), (4540, 18421), (5668, 14755), (5902, 14170), (7085, 11804)]