2106780080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{37783}}^1$

素因数の和:37854

約数の個数: 80

約数和(自身を含む): 5313034944

約数和(自身を除く): 3206254864

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 820, 1360, 1394, 1640, 2788, 3280, 3485, 5576, 6970, 11152, 13940, 27880, 37783, 55760, 75566, 151132, 188915, 302264, 377830, 604528, 642311, 755660, 1284622, 1511320, 1549103, 2569244, 3022640, 3098206, 3211555, 5138488, 6196412, 6423110, 7745515, 10276976, 12392824, 12846220, 15491030, 24785648, 25692440, 26334751, 30982060, 51384880, 52669502, 61964120, 105339004, 123928240, 131673755, 210678008, 263347510, 421356016, 526695020, 1053390040, 2106780080]

約数ペア:

[(1, 2106780080), (2, 1053390040), (4, 526695020), (5, 421356016), (8, 263347510), (10, 210678008), (16, 131673755), (17, 123928240), (20, 105339004), (34, 61964120), (40, 52669502), (41, 51384880), (68, 30982060), (80, 26334751), (82, 25692440), (85, 24785648), (136, 15491030), (164, 12846220), (170, 12392824), (205, 10276976), (272, 7745515), (328, 6423110), (340, 6196412), (410, 5138488), (656, 3211555), (680, 3098206), (697, 3022640), (820, 2569244), (1360, 1549103), (1394, 1511320), (1640, 1284622), (2788, 755660), (3280, 642311), (3485, 604528), (5576, 377830), (6970, 302264), (11152, 188915), (13940, 151132), (27880, 75566), (37783, 55760)]