201736720

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{25997}}^1$

素因数の和:26107

約数の個数: 40

約数和(自身を含む): 473891544

約数和(自身を除く): 272154824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 25997, 51994, 103988, 129985, 207976, 259970, 415952, 519940, 1039880, 2079760, 2521709, 5043418, 10086836, 12608545, 20173672, 25217090, 40347344, 50434180, 100868360, 201736720]

約数ペア:

[(1, 201736720), (2, 100868360), (4, 50434180), (5, 40347344), (8, 25217090), (10, 20173672), (16, 12608545), (20, 10086836), (40, 5043418), (80, 2521709), (97, 2079760), (194, 1039880), (388, 519940), (485, 415952), (776, 259970), (970, 207976), (1552, 129985), (1940, 103988), (3880, 51994), (7760, 25997)]