201294860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8699}}^1$

素因数の和:8810

約数の個数: 48

約数和(自身を含む): 460404000

約数和(自身を除く): 259109140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2314, 4628, 5785, 8699, 11570, 17398, 23140, 34796, 43495, 86990, 113087, 173980, 226174, 452348, 565435, 774211, 1130870, 1548422, 2261740, 3096844, 3871055, 7742110, 10064743, 15484220, 20129486, 40258972, 50323715, 100647430, 201294860]

約数ペア:

[(1, 201294860), (2, 100647430), (4, 50323715), (5, 40258972), (10, 20129486), (13, 15484220), (20, 10064743), (26, 7742110), (52, 3871055), (65, 3096844), (89, 2261740), (130, 1548422), (178, 1130870), (260, 774211), (356, 565435), (445, 452348), (890, 226174), (1157, 173980), (1780, 113087), (2314, 86990), (4628, 43495), (5785, 34796), (8699, 23140), (11570, 17398)]