202197970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 406941696

約数和(自身を除く): 204743726

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 127, 130, 185, 254, 331, 370, 481, 635, 662, 962, 1270, 1651, 1655, 2405, 3302, 3310, 4303, 4699, 4810, 8255, 8606, 9398, 12247, 16510, 21515, 23495, 24494, 42037, 43030, 46990, 61087, 61235, 84074, 122174, 122470, 159211, 210185, 305435, 318422, 420370, 546481, 610870, 796055, 1092962, 1555369, 1592110, 2732405, 3110738, 5464810, 7776845, 15553690, 20219797, 40439594, 101098985, 202197970]

約数ペア:

[(1, 202197970), (2, 101098985), (5, 40439594), (10, 20219797), (13, 15553690), (26, 7776845), (37, 5464810), (65, 3110738), (74, 2732405), (127, 1592110), (130, 1555369), (185, 1092962), (254, 796055), (331, 610870), (370, 546481), (481, 420370), (635, 318422), (662, 305435), (962, 210185), (1270, 159211), (1651, 122470), (1655, 122174), (2405, 84074), (3302, 61235), (3310, 61087), (4303, 46990), (4699, 43030), (4810, 42037), (8255, 24494), (8606, 23495), (9398, 21515), (12247, 16510)]