61344520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 143161200

約数和(自身を除く): 81816680

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 181, 185, 229, 296, 362, 370, 458, 724, 740, 905, 916, 1145, 1448, 1480, 1810, 1832, 2290, 3620, 4580, 6697, 7240, 8473, 9160, 13394, 16946, 26788, 33485, 33892, 41449, 42365, 53576, 66970, 67784, 82898, 84730, 133940, 165796, 169460, 207245, 267880, 331592, 338920, 414490, 828980, 1533613, 1657960, 3067226, 6134452, 7668065, 12268904, 15336130, 30672260, 61344520]

約数ペア:

[(1, 61344520), (2, 30672260), (4, 15336130), (5, 12268904), (8, 7668065), (10, 6134452), (20, 3067226), (37, 1657960), (40, 1533613), (74, 828980), (148, 414490), (181, 338920), (185, 331592), (229, 267880), (296, 207245), (362, 169460), (370, 165796), (458, 133940), (724, 84730), (740, 82898), (905, 67784), (916, 66970), (1145, 53576), (1448, 42365), (1480, 41449), (1810, 33892), (1832, 33485), (2290, 26788), (3620, 16946), (4580, 13394), (6697, 9160), (7240, 8473)]