129347500

素因数分解:

$2^2\times 5^4\times {\mathrm{31}}^1\times {\mathrm{1669}}^1$

素因数の和:1724

約数の個数: 60

約数和(自身を含む): 292156480

約数和(自身を除く): 162808980

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 250, 310, 500, 620, 625, 775, 1250, 1550, 1669, 2500, 3100, 3338, 3875, 6676, 7750, 8345, 15500, 16690, 19375, 33380, 38750, 41725, 51739, 77500, 83450, 103478, 166900, 206956, 208625, 258695, 417250, 517390, 834500, 1034780, 1043125, 1293475, 2086250, 2586950, 4172500, 5173900, 6467375, 12934750, 25869500, 32336875, 64673750, 129347500]

約数ペア:

[(1, 129347500), (2, 64673750), (4, 32336875), (5, 25869500), (10, 12934750), (20, 6467375), (25, 5173900), (31, 4172500), (50, 2586950), (62, 2086250), (100, 1293475), (124, 1043125), (125, 1034780), (155, 834500), (250, 517390), (310, 417250), (500, 258695), (620, 208625), (625, 206956), (775, 166900), (1250, 103478), (1550, 83450), (1669, 77500), (2500, 51739), (3100, 41725), (3338, 38750), (3875, 33380), (6676, 19375), (7750, 16690), (8345, 15500)]