84045800

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{83}}^2$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 201031590

約数和(自身を除く): 116985790

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 83, 100, 122, 166, 200, 244, 305, 332, 415, 488, 610, 664, 830, 1220, 1525, 1660, 2075, 2440, 3050, 3320, 4150, 5063, 6100, 6889, 8300, 10126, 12200, 13778, 16600, 20252, 25315, 27556, 34445, 40504, 50630, 55112, 68890, 101260, 126575, 137780, 172225, 202520, 253150, 275560, 344450, 420229, 506300, 688900, 840458, 1012600, 1377800, 1680916, 2101145, 3361832, 4202290, 8404580, 10505725, 16809160, 21011450, 42022900, 84045800]

約数ペア:

[(1, 84045800), (2, 42022900), (4, 21011450), (5, 16809160), (8, 10505725), (10, 8404580), (20, 4202290), (25, 3361832), (40, 2101145), (50, 1680916), (61, 1377800), (83, 1012600), (100, 840458), (122, 688900), (166, 506300), (200, 420229), (244, 344450), (305, 275560), (332, 253150), (415, 202520), (488, 172225), (610, 137780), (664, 126575), (830, 101260), (1220, 68890), (1525, 55112), (1660, 50630), (2075, 40504), (2440, 34445), (3050, 27556), (3320, 25315), (4150, 20252), (5063, 16600), (6100, 13778), (6889, 12200), (8300, 10126)]