198604900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4129}}^1$

素因数の和:4193

約数の個数: 72

約数和(自身を含む): 476783720

約数和(自身を除く): 278178820

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 130, 148, 185, 260, 325, 370, 481, 650, 740, 925, 962, 1300, 1850, 1924, 2405, 3700, 4129, 4810, 8258, 9620, 12025, 16516, 20645, 24050, 41290, 48100, 53677, 82580, 103225, 107354, 152773, 206450, 214708, 268385, 305546, 412900, 536770, 611092, 763865, 1073540, 1341925, 1527730, 1986049, 2683850, 3055460, 3819325, 3972098, 5367700, 7638650, 7944196, 9930245, 15277300, 19860490, 39720980, 49651225, 99302450, 198604900]

約数ペア:

[(1, 198604900), (2, 99302450), (4, 49651225), (5, 39720980), (10, 19860490), (13, 15277300), (20, 9930245), (25, 7944196), (26, 7638650), (37, 5367700), (50, 3972098), (52, 3819325), (65, 3055460), (74, 2683850), (100, 1986049), (130, 1527730), (148, 1341925), (185, 1073540), (260, 763865), (325, 611092), (370, 536770), (481, 412900), (650, 305546), (740, 268385), (925, 214708), (962, 206450), (1300, 152773), (1850, 107354), (1924, 103225), (2405, 82580), (3700, 53677), (4129, 48100), (4810, 41290), (8258, 24050), (9620, 20645), (12025, 16516)]