244156250

素因数分解:

$2^1\times 5^6\times {\mathrm{13}}^1\times {\mathrm{601}}^1$

素因数の和:646

約数の個数: 56

約数和(自身を含む): 493821804

約数和(自身を除く): 249665554

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 601, 625, 650, 1202, 1250, 1625, 3005, 3125, 3250, 6010, 6250, 7813, 8125, 15025, 15625, 15626, 16250, 30050, 31250, 39065, 40625, 75125, 78130, 81250, 150250, 195325, 203125, 375625, 390650, 406250, 751250, 976625, 1878125, 1953250, 3756250, 4883125, 9390625, 9766250, 18781250, 24415625, 48831250, 122078125, 244156250]

約数ペア:

[(1, 244156250), (2, 122078125), (5, 48831250), (10, 24415625), (13, 18781250), (25, 9766250), (26, 9390625), (50, 4883125), (65, 3756250), (125, 1953250), (130, 1878125), (250, 976625), (325, 751250), (601, 406250), (625, 390650), (650, 375625), (1202, 203125), (1250, 195325), (1625, 150250), (3005, 81250), (3125, 78130), (3250, 75125), (6010, 40625), (6250, 39065), (7813, 31250), (8125, 30050), (15025, 16250), (15625, 15626)]