201497830

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{1277}}^1$

素因数の和:1824

約数の個数: 32

約数和(自身を含む): 375425280

約数和(自身を除く): 173927450

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 509, 1018, 1277, 2545, 2554, 5090, 6385, 12770, 15779, 31558, 39587, 78895, 79174, 157790, 197935, 395870, 649993, 1299986, 3249965, 6499930, 20149783, 40299566, 100748915, 201497830]

約数ペア:

[(1, 201497830), (2, 100748915), (5, 40299566), (10, 20149783), (31, 6499930), (62, 3249965), (155, 1299986), (310, 649993), (509, 395870), (1018, 197935), (1277, 157790), (2545, 79174), (2554, 78895), (5090, 39587), (6385, 31558), (12770, 15779)]