90289850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:432

約数の個数: 72

約数和(自身を含む): 197515260

約数和(自身を除く): 107225410

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 137, 175, 245, 269, 274, 350, 490, 538, 685, 959, 1225, 1345, 1370, 1883, 1918, 2450, 2690, 3425, 3766, 4795, 6713, 6725, 6850, 9415, 9590, 13181, 13426, 13450, 18830, 23975, 26362, 33565, 36853, 47075, 47950, 65905, 67130, 73706, 94150, 131810, 167825, 184265, 257971, 329525, 335650, 368530, 515942, 659050, 921325, 1289855, 1805797, 1842650, 2579710, 3611594, 6449275, 9028985, 12898550, 18057970, 45144925, 90289850]

約数ペア:

[(1, 90289850), (2, 45144925), (5, 18057970), (7, 12898550), (10, 9028985), (14, 6449275), (25, 3611594), (35, 2579710), (49, 1842650), (50, 1805797), (70, 1289855), (98, 921325), (137, 659050), (175, 515942), (245, 368530), (269, 335650), (274, 329525), (350, 257971), (490, 184265), (538, 167825), (685, 131810), (959, 94150), (1225, 73706), (1345, 67130), (1370, 65905), (1883, 47950), (1918, 47075), (2450, 36853), (2690, 33565), (3425, 26362), (3766, 23975), (4795, 18830), (6713, 13450), (6725, 13426), (6850, 13181), (9415, 9590)]