68578030

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2\times {\mathrm{97}}^1$

素因数の和:245

約数の個数: 48

約数和(自身を含む): 133464240

約数和(自身を除く): 64886210

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 97, 122, 190, 194, 305, 485, 610, 970, 1159, 1843, 2318, 3686, 3721, 5795, 5917, 7442, 9215, 11590, 11834, 18430, 18605, 29585, 37210, 59170, 70699, 112423, 141398, 224846, 353495, 360937, 562115, 706990, 721874, 1124230, 1804685, 3609370, 6857803, 13715606, 34289015, 68578030]

約数ペア:

[(1, 68578030), (2, 34289015), (5, 13715606), (10, 6857803), (19, 3609370), (38, 1804685), (61, 1124230), (95, 721874), (97, 706990), (122, 562115), (190, 360937), (194, 353495), (305, 224846), (485, 141398), (610, 112423), (970, 70699), (1159, 59170), (1843, 37210), (2318, 29585), (3686, 18605), (3721, 18430), (5795, 11834), (5917, 11590), (7442, 9215)]