103800040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2239}}^1$

素因数の和:2330

約数の個数: 64

約数和(自身を含む): 249984000

約数和(自身を除く): 146183960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 122, 152, 190, 244, 305, 380, 488, 610, 760, 1159, 1220, 2239, 2318, 2440, 4478, 4636, 5795, 8956, 9272, 11195, 11590, 17912, 22390, 23180, 42541, 44780, 46360, 85082, 89560, 136579, 170164, 212705, 273158, 340328, 425410, 546316, 682895, 850820, 1092632, 1365790, 1701640, 2595001, 2731580, 5190002, 5463160, 10380004, 12975005, 20760008, 25950010, 51900020, 103800040]

約数ペア:

[(1, 103800040), (2, 51900020), (4, 25950010), (5, 20760008), (8, 12975005), (10, 10380004), (19, 5463160), (20, 5190002), (38, 2731580), (40, 2595001), (61, 1701640), (76, 1365790), (95, 1092632), (122, 850820), (152, 682895), (190, 546316), (244, 425410), (305, 340328), (380, 273158), (488, 212705), (610, 170164), (760, 136579), (1159, 89560), (1220, 85082), (2239, 46360), (2318, 44780), (2440, 42541), (4478, 23180), (4636, 22390), (5795, 17912), (8956, 11590), (9272, 11195)]