16601900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:699

約数の個数: 72

約数和(自身を含む): 42351456

約数和(自身を除く): 25749556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 50, 70, 74, 100, 140, 148, 175, 185, 259, 350, 370, 518, 641, 700, 740, 925, 1036, 1282, 1295, 1850, 2564, 2590, 3205, 3700, 4487, 5180, 6410, 6475, 8974, 12820, 12950, 16025, 17948, 22435, 23717, 25900, 32050, 44870, 47434, 64100, 89740, 94868, 112175, 118585, 166019, 224350, 237170, 332038, 448700, 474340, 592925, 664076, 830095, 1185850, 1660190, 2371700, 3320380, 4150475, 8300950, 16601900]

約数ペア:

[(1, 16601900), (2, 8300950), (4, 4150475), (5, 3320380), (7, 2371700), (10, 1660190), (14, 1185850), (20, 830095), (25, 664076), (28, 592925), (35, 474340), (37, 448700), (50, 332038), (70, 237170), (74, 224350), (100, 166019), (140, 118585), (148, 112175), (175, 94868), (185, 89740), (259, 64100), (350, 47434), (370, 44870), (518, 32050), (641, 25900), (700, 23717), (740, 22435), (925, 17948), (1036, 16025), (1282, 12950), (1295, 12820), (1850, 8974), (2564, 6475), (2590, 6410), (3205, 5180), (3700, 4487)]