164999360

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16633}}^1$

素因数の和:16681

約数の個数: 56

約数和(自身を含む): 405603456

約数和(自身を除く): 240604096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 16633, 33266, 66532, 83165, 133064, 166330, 266128, 332660, 515623, 532256, 665320, 1031246, 1064512, 1330640, 2062492, 2578115, 2661280, 4124984, 5156230, 5322560, 8249968, 10312460, 16499936, 20624920, 32999872, 41249840, 82499680, 164999360]

約数ペア:

[(1, 164999360), (2, 82499680), (4, 41249840), (5, 32999872), (8, 20624920), (10, 16499936), (16, 10312460), (20, 8249968), (31, 5322560), (32, 5156230), (40, 4124984), (62, 2661280), (64, 2578115), (80, 2062492), (124, 1330640), (155, 1064512), (160, 1031246), (248, 665320), (310, 532256), (320, 515623), (496, 332660), (620, 266128), (992, 166330), (1240, 133064), (1984, 83165), (2480, 66532), (4960, 33266), (9920, 16633)]