734165840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{2557}}^1$

素因数の和:2704

約数の個数: 80

約数和(自身を含む): 1771834512

約数和(自身を除く): 1037668672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 97, 148, 185, 194, 296, 370, 388, 485, 592, 740, 776, 970, 1480, 1552, 1940, 2557, 2960, 3589, 3880, 5114, 7178, 7760, 10228, 12785, 14356, 17945, 20456, 25570, 28712, 35890, 40912, 51140, 57424, 71780, 94609, 102280, 143560, 189218, 204560, 248029, 287120, 378436, 473045, 496058, 756872, 946090, 992116, 1240145, 1513744, 1892180, 1984232, 2480290, 3784360, 3968464, 4960580, 7568720, 9177073, 9921160, 18354146, 19842320, 36708292, 45885365, 73416584, 91770730, 146833168, 183541460, 367082920, 734165840]

約数ペア:

[(1, 734165840), (2, 367082920), (4, 183541460), (5, 146833168), (8, 91770730), (10, 73416584), (16, 45885365), (20, 36708292), (37, 19842320), (40, 18354146), (74, 9921160), (80, 9177073), (97, 7568720), (148, 4960580), (185, 3968464), (194, 3784360), (296, 2480290), (370, 1984232), (388, 1892180), (485, 1513744), (592, 1240145), (740, 992116), (776, 946090), (970, 756872), (1480, 496058), (1552, 473045), (1940, 378436), (2557, 287120), (2960, 248029), (3589, 204560), (3880, 189218), (5114, 143560), (7178, 102280), (7760, 94609), (10228, 71780), (12785, 57424), (14356, 51140), (17945, 40912), (20456, 35890), (25570, 28712)]