42814840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{797}}^1$

素因数の和:904

約数の個数: 64

約数和(自身を含む): 103420800

約数和(自身を除く): 60605960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 79, 85, 136, 158, 170, 316, 340, 395, 632, 680, 790, 797, 1343, 1580, 1594, 2686, 3160, 3188, 3985, 5372, 6376, 6715, 7970, 10744, 13430, 13549, 15940, 26860, 27098, 31880, 53720, 54196, 62963, 67745, 108392, 125926, 135490, 251852, 270980, 314815, 503704, 541960, 629630, 1070371, 1259260, 2140742, 2518520, 4281484, 5351855, 8562968, 10703710, 21407420, 42814840]

約数ペア:

[(1, 42814840), (2, 21407420), (4, 10703710), (5, 8562968), (8, 5351855), (10, 4281484), (17, 2518520), (20, 2140742), (34, 1259260), (40, 1070371), (68, 629630), (79, 541960), (85, 503704), (136, 314815), (158, 270980), (170, 251852), (316, 135490), (340, 125926), (395, 108392), (632, 67745), (680, 62963), (790, 54196), (797, 53720), (1343, 31880), (1580, 27098), (1594, 26860), (2686, 15940), (3160, 13549), (3188, 13430), (3985, 10744), (5372, 7970), (6376, 6715)]