175263980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{7561}}^1$

素因数の和:7650

約数の個数: 48

約数和(自身を含む): 393828960

約数和(自身を除く): 218564980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2318, 4636, 5795, 7561, 11590, 15122, 23180, 30244, 37805, 75610, 143659, 151220, 287318, 461221, 574636, 718295, 922442, 1436590, 1844884, 2306105, 2873180, 4612210, 8763199, 9224420, 17526398, 35052796, 43815995, 87631990, 175263980]

約数ペア:

[(1, 175263980), (2, 87631990), (4, 43815995), (5, 35052796), (10, 17526398), (19, 9224420), (20, 8763199), (38, 4612210), (61, 2873180), (76, 2306105), (95, 1844884), (122, 1436590), (190, 922442), (244, 718295), (305, 574636), (380, 461221), (610, 287318), (1159, 151220), (1220, 143659), (2318, 75610), (4636, 37805), (5795, 30244), (7561, 23180), (11590, 15122)]