171391870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1$

素因数の和:721

約数の個数: 64

約数和(自身を含む): 348364800

約数和(自身を除く): 176972930

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 71, 130, 142, 155, 310, 355, 403, 599, 710, 806, 923, 1198, 1846, 2015, 2201, 2995, 4030, 4402, 4615, 5990, 7787, 9230, 11005, 15574, 18569, 22010, 28613, 37138, 38935, 42529, 57226, 77870, 85058, 92845, 143065, 185690, 212645, 241397, 286130, 425290, 482794, 552877, 1105754, 1206985, 1318399, 2413970, 2636798, 2764385, 5528770, 6591995, 13183990, 17139187, 34278374, 85695935, 171391870]

約数ペア:

[(1, 171391870), (2, 85695935), (5, 34278374), (10, 17139187), (13, 13183990), (26, 6591995), (31, 5528770), (62, 2764385), (65, 2636798), (71, 2413970), (130, 1318399), (142, 1206985), (155, 1105754), (310, 552877), (355, 482794), (403, 425290), (599, 286130), (710, 241397), (806, 212645), (923, 185690), (1198, 143065), (1846, 92845), (2015, 85058), (2201, 77870), (2995, 57226), (4030, 42529), (4402, 38935), (4615, 37138), (5990, 28613), (7787, 22010), (9230, 18569), (11005, 15574)]