193973900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{31799}}^1$

素因数の和:31874

約数の個数: 36

約数和(自身を含む): 427837200

約数和(自身を除く): 233863300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 6100, 31799, 63598, 127196, 158995, 317990, 635980, 794975, 1589950, 1939739, 3179900, 3879478, 7758956, 9698695, 19397390, 38794780, 48493475, 96986950, 193973900]

約数ペア:

[(1, 193973900), (2, 96986950), (4, 48493475), (5, 38794780), (10, 19397390), (20, 9698695), (25, 7758956), (50, 3879478), (61, 3179900), (100, 1939739), (122, 1589950), (244, 794975), (305, 635980), (610, 317990), (1220, 158995), (1525, 127196), (3050, 63598), (6100, 31799)]