52757680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{569}}^1$

素因数の和:662

約数の個数: 80

約数和(自身を含む): 131464800

約数和(自身を除く): 78707120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 61, 76, 80, 95, 122, 152, 190, 244, 304, 305, 380, 488, 569, 610, 760, 976, 1138, 1159, 1220, 1520, 2276, 2318, 2440, 2845, 4552, 4636, 4880, 5690, 5795, 9104, 9272, 10811, 11380, 11590, 18544, 21622, 22760, 23180, 34709, 43244, 45520, 46360, 54055, 69418, 86488, 92720, 108110, 138836, 172976, 173545, 216220, 277672, 347090, 432440, 555344, 659471, 694180, 864880, 1318942, 1388360, 2637884, 2776720, 3297355, 5275768, 6594710, 10551536, 13189420, 26378840, 52757680]

約数ペア:

[(1, 52757680), (2, 26378840), (4, 13189420), (5, 10551536), (8, 6594710), (10, 5275768), (16, 3297355), (19, 2776720), (20, 2637884), (38, 1388360), (40, 1318942), (61, 864880), (76, 694180), (80, 659471), (95, 555344), (122, 432440), (152, 347090), (190, 277672), (244, 216220), (304, 173545), (305, 172976), (380, 138836), (488, 108110), (569, 92720), (610, 86488), (760, 69418), (976, 54055), (1138, 46360), (1159, 45520), (1220, 43244), (1520, 34709), (2276, 23180), (2318, 22760), (2440, 21622), (2845, 18544), (4552, 11590), (4636, 11380), (4880, 10811), (5690, 9272), (5795, 9104)]