105605840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{439}}^1$

素因数の和:580

約数の個数: 80

約数和(自身を含む): 256650240

約数和(自身を除く): 151044400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 97, 124, 155, 194, 248, 310, 388, 439, 485, 496, 620, 776, 878, 970, 1240, 1552, 1756, 1940, 2195, 2480, 3007, 3512, 3880, 4390, 6014, 7024, 7760, 8780, 12028, 13609, 15035, 17560, 24056, 27218, 30070, 35120, 42583, 48112, 54436, 60140, 68045, 85166, 108872, 120280, 136090, 170332, 212915, 217744, 240560, 272180, 340664, 425830, 544360, 681328, 851660, 1088720, 1320073, 1703320, 2640146, 3406640, 5280292, 6600365, 10560584, 13200730, 21121168, 26401460, 52802920, 105605840]

約数ペア:

[(1, 105605840), (2, 52802920), (4, 26401460), (5, 21121168), (8, 13200730), (10, 10560584), (16, 6600365), (20, 5280292), (31, 3406640), (40, 2640146), (62, 1703320), (80, 1320073), (97, 1088720), (124, 851660), (155, 681328), (194, 544360), (248, 425830), (310, 340664), (388, 272180), (439, 240560), (485, 217744), (496, 212915), (620, 170332), (776, 136090), (878, 120280), (970, 108872), (1240, 85166), (1552, 68045), (1756, 60140), (1940, 54436), (2195, 48112), (2480, 42583), (3007, 35120), (3512, 30070), (3880, 27218), (4390, 24056), (6014, 17560), (7024, 15035), (7760, 13609), (8780, 12028)]