7777884080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{11197}}^1$

素因数の和:11686

約数の個数: 80

約数和(自身を含む): 19078704480

約数和(自身を除く): 11300820400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 457, 760, 914, 1520, 1828, 2285, 3656, 4570, 7312, 8683, 9140, 11197, 17366, 18280, 22394, 34732, 36560, 43415, 44788, 55985, 69464, 86830, 89576, 111970, 138928, 173660, 179152, 212743, 223940, 347320, 425486, 447880, 694640, 850972, 895760, 1063715, 1701944, 2127430, 3403888, 4254860, 5117029, 8509720, 10234058, 17019440, 20468116, 25585145, 40936232, 51170290, 81872464, 97223551, 102340580, 194447102, 204681160, 388894204, 409362320, 486117755, 777788408, 972235510, 1555576816, 1944471020, 3888942040, 7777884080]

約数ペア:

[(1, 7777884080), (2, 3888942040), (4, 1944471020), (5, 1555576816), (8, 972235510), (10, 777788408), (16, 486117755), (19, 409362320), (20, 388894204), (38, 204681160), (40, 194447102), (76, 102340580), (80, 97223551), (95, 81872464), (152, 51170290), (190, 40936232), (304, 25585145), (380, 20468116), (457, 17019440), (760, 10234058), (914, 8509720), (1520, 5117029), (1828, 4254860), (2285, 3403888), (3656, 2127430), (4570, 1701944), (7312, 1063715), (8683, 895760), (9140, 850972), (11197, 694640), (17366, 447880), (18280, 425486), (22394, 347320), (34732, 223940), (36560, 212743), (43415, 179152), (44788, 173660), (55985, 138928), (69464, 111970), (86830, 89576)]