220104250

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{379}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 435352320

約数和(自身を除く): 215248070

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 101, 115, 125, 202, 230, 250, 379, 505, 575, 758, 1010, 1150, 1895, 2323, 2525, 2875, 3790, 4646, 5050, 5750, 8717, 9475, 11615, 12625, 17434, 18950, 23230, 25250, 38279, 43585, 47375, 58075, 76558, 87170, 94750, 116150, 191395, 217925, 290375, 382790, 435850, 580750, 880417, 956975, 1089625, 1760834, 1913950, 2179250, 4402085, 4784875, 8804170, 9569750, 22010425, 44020850, 110052125, 220104250]

約数ペア:

[(1, 220104250), (2, 110052125), (5, 44020850), (10, 22010425), (23, 9569750), (25, 8804170), (46, 4784875), (50, 4402085), (101, 2179250), (115, 1913950), (125, 1760834), (202, 1089625), (230, 956975), (250, 880417), (379, 580750), (505, 435850), (575, 382790), (758, 290375), (1010, 217925), (1150, 191395), (1895, 116150), (2323, 94750), (2525, 87170), (2875, 76558), (3790, 58075), (4646, 47375), (5050, 43585), (5750, 38279), (8717, 25250), (9475, 23230), (11615, 18950), (12625, 17434)]