201542470

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 389878272

約数和(自身を除く): 188335802

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 101, 155, 157, 202, 205, 310, 314, 410, 505, 785, 1010, 1271, 1570, 2542, 3131, 4141, 4867, 6262, 6355, 6437, 8282, 9734, 12710, 12874, 15655, 15857, 20705, 24335, 31310, 31714, 32185, 41410, 48670, 64370, 79285, 128371, 158570, 199547, 256742, 399094, 491567, 641855, 650137, 983134, 997735, 1283710, 1300274, 1995470, 2457835, 3250685, 4915670, 6501370, 20154247, 40308494, 100771235, 201542470]

約数ペア:

[(1, 201542470), (2, 100771235), (5, 40308494), (10, 20154247), (31, 6501370), (41, 4915670), (62, 3250685), (82, 2457835), (101, 1995470), (155, 1300274), (157, 1283710), (202, 997735), (205, 983134), (310, 650137), (314, 641855), (410, 491567), (505, 399094), (785, 256742), (1010, 199547), (1271, 158570), (1570, 128371), (2542, 79285), (3131, 64370), (4141, 48670), (4867, 41410), (6262, 32185), (6355, 31714), (6437, 31310), (8282, 24335), (9734, 20705), (12710, 15857), (12874, 15655)]