79819760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3089}}^1$

素因数の和:3138

約数の個数: 80

約数和(自身を含む): 206906400

約数和(自身を除く): 127086640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1615, 2584, 3089, 3230, 5168, 6178, 6460, 12356, 12920, 15445, 24712, 25840, 30890, 49424, 52513, 58691, 61780, 105026, 117382, 123560, 210052, 234764, 247120, 262565, 293455, 420104, 469528, 525130, 586910, 840208, 939056, 997747, 1050260, 1173820, 1995494, 2100520, 2347640, 3990988, 4201040, 4695280, 4988735, 7981976, 9977470, 15963952, 19954940, 39909880, 79819760]

約数ペア:

[(1, 79819760), (2, 39909880), (4, 19954940), (5, 15963952), (8, 9977470), (10, 7981976), (16, 4988735), (17, 4695280), (19, 4201040), (20, 3990988), (34, 2347640), (38, 2100520), (40, 1995494), (68, 1173820), (76, 1050260), (80, 997747), (85, 939056), (95, 840208), (136, 586910), (152, 525130), (170, 469528), (190, 420104), (272, 293455), (304, 262565), (323, 247120), (340, 234764), (380, 210052), (646, 123560), (680, 117382), (760, 105026), (1292, 61780), (1360, 58691), (1520, 52513), (1615, 49424), (2584, 30890), (3089, 25840), (3230, 24712), (5168, 15445), (6178, 12920), (6460, 12356)]