277205890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1117}}^1$

素因数の和:1243

約数の個数: 64

約数和(自身を含む): 567979776

約数和(自身を除く): 290773886

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 83, 115, 130, 166, 230, 299, 415, 598, 830, 1079, 1117, 1495, 1909, 2158, 2234, 2990, 3818, 5395, 5585, 9545, 10790, 11170, 14521, 19090, 24817, 25691, 29042, 49634, 51382, 72605, 92711, 124085, 128455, 145210, 185422, 248170, 256910, 333983, 463555, 667966, 927110, 1205243, 1669915, 2132353, 2410486, 3339830, 4264706, 6026215, 10661765, 12052430, 21323530, 27720589, 55441178, 138602945, 277205890]

約数ペア:

[(1, 277205890), (2, 138602945), (5, 55441178), (10, 27720589), (13, 21323530), (23, 12052430), (26, 10661765), (46, 6026215), (65, 4264706), (83, 3339830), (115, 2410486), (130, 2132353), (166, 1669915), (230, 1205243), (299, 927110), (415, 667966), (598, 463555), (830, 333983), (1079, 256910), (1117, 248170), (1495, 185422), (1909, 145210), (2158, 128455), (2234, 124085), (2990, 92711), (3818, 72605), (5395, 51382), (5585, 49634), (9545, 29042), (10790, 25691), (11170, 24817), (14521, 19090)]