4038173875

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 5391360000

約数和(自身を除く): 1353186125

約数列:

[1, 5, 25, 29, 59, 79, 125, 145, 239, 295, 395, 725, 1195, 1475, 1711, 1975, 2291, 3625, 4661, 5975, 6931, 7375, 8555, 9875, 11455, 14101, 18881, 23305, 29875, 34655, 42775, 57275, 70505, 94405, 116525, 135169, 173275, 213875, 286375, 352525, 408929, 472025, 547549, 582625, 675845, 866375, 1113979, 1762625, 2044645, 2360125, 2737745, 3379225, 5569895, 10223225, 13688725, 16896125, 27849475, 32305391, 51116125, 68443625, 139247375, 161526955, 807634775, 4038173875]

約数ペア:

[(1, 4038173875), (5, 807634775), (25, 161526955), (29, 139247375), (59, 68443625), (79, 51116125), (125, 32305391), (145, 27849475), (239, 16896125), (295, 13688725), (395, 10223225), (725, 5569895), (1195, 3379225), (1475, 2737745), (1711, 2360125), (1975, 2044645), (2291, 1762625), (3625, 1113979), (4661, 866375), (5975, 675845), (6931, 582625), (7375, 547549), (8555, 472025), (9875, 408929), (11455, 352525), (14101, 286375), (18881, 213875), (23305, 173275), (29875, 135169), (34655, 116525), (42775, 94405), (57275, 70505)]