829190320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{18743}}^1$

素因数の和:18842

約数の個数: 80

約数和(自身を含む): 2231285760

約数和(自身を除く): 1402095440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1580, 2212, 2765, 3160, 4424, 5530, 6320, 8848, 11060, 18743, 22120, 37486, 44240, 74972, 93715, 131201, 149944, 187430, 262402, 299888, 374860, 524804, 656005, 749720, 1049608, 1312010, 1480697, 1499440, 2099216, 2624020, 2961394, 5248040, 5922788, 7403485, 10364879, 10496080, 11845576, 14806970, 20729758, 23691152, 29613940, 41459516, 51824395, 59227880, 82919032, 103648790, 118455760, 165838064, 207297580, 414595160, 829190320]

約数ペア:

[(1, 829190320), (2, 414595160), (4, 207297580), (5, 165838064), (7, 118455760), (8, 103648790), (10, 82919032), (14, 59227880), (16, 51824395), (20, 41459516), (28, 29613940), (35, 23691152), (40, 20729758), (56, 14806970), (70, 11845576), (79, 10496080), (80, 10364879), (112, 7403485), (140, 5922788), (158, 5248040), (280, 2961394), (316, 2624020), (395, 2099216), (553, 1499440), (560, 1480697), (632, 1312010), (790, 1049608), (1106, 749720), (1264, 656005), (1580, 524804), (2212, 374860), (2765, 299888), (3160, 262402), (4424, 187430), (5530, 149944), (6320, 131201), (8848, 93715), (11060, 74972), (18743, 44240), (22120, 37486)]