88811120

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{18199}}^1$

素因数の和:18273

約数の個数: 40

約数和(自身を含む): 209882400

約数和(自身を除く): 121071280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 18199, 36398, 72796, 90995, 145592, 181990, 291184, 363980, 727960, 1110139, 1455920, 2220278, 4440556, 5550695, 8881112, 11101390, 17762224, 22202780, 44405560, 88811120]

約数ペア:

[(1, 88811120), (2, 44405560), (4, 22202780), (5, 17762224), (8, 11101390), (10, 8881112), (16, 5550695), (20, 4440556), (40, 2220278), (61, 1455920), (80, 1110139), (122, 727960), (244, 363980), (305, 291184), (488, 181990), (610, 145592), (976, 90995), (1220, 72796), (2440, 36398), (4880, 18199)]