51698720

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5297}}^1$

素因数の和:5373

約数の個数: 48

約数和(自身を含む): 124163928

約数和(自身を除く): 72465208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 4880, 5297, 9760, 10594, 21188, 26485, 42376, 52970, 84752, 105940, 169504, 211880, 323117, 423760, 646234, 847520, 1292468, 1615585, 2584936, 3231170, 5169872, 6462340, 10339744, 12924680, 25849360, 51698720]

約数ペア:

[(1, 51698720), (2, 25849360), (4, 12924680), (5, 10339744), (8, 6462340), (10, 5169872), (16, 3231170), (20, 2584936), (32, 1615585), (40, 1292468), (61, 847520), (80, 646234), (122, 423760), (160, 323117), (244, 211880), (305, 169504), (488, 105940), (610, 84752), (976, 52970), (1220, 42376), (1952, 26485), (2440, 21188), (4880, 10594), (5297, 9760)]