215514100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{383}}^1$

素因数の和:745

約数の個数: 72

約数和(自身を含む): 497968128

約数和(自身を除く): 282454028

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 331, 340, 383, 425, 662, 766, 850, 1324, 1532, 1655, 1700, 1915, 3310, 3830, 5627, 6511, 6620, 7660, 8275, 9575, 11254, 13022, 16550, 19150, 22508, 26044, 28135, 32555, 33100, 38300, 56270, 65110, 112540, 126773, 130220, 140675, 162775, 253546, 281350, 325550, 507092, 562700, 633865, 651100, 1267730, 2155141, 2535460, 3169325, 4310282, 6338650, 8620564, 10775705, 12677300, 21551410, 43102820, 53878525, 107757050, 215514100]

約数ペア:

[(1, 215514100), (2, 107757050), (4, 53878525), (5, 43102820), (10, 21551410), (17, 12677300), (20, 10775705), (25, 8620564), (34, 6338650), (50, 4310282), (68, 3169325), (85, 2535460), (100, 2155141), (170, 1267730), (331, 651100), (340, 633865), (383, 562700), (425, 507092), (662, 325550), (766, 281350), (850, 253546), (1324, 162775), (1532, 140675), (1655, 130220), (1700, 126773), (1915, 112540), (3310, 65110), (3830, 56270), (5627, 38300), (6511, 33100), (6620, 32555), (7660, 28135), (8275, 26044), (9575, 22508), (11254, 19150), (13022, 16550)]