87454796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{619}}^1$

素因数の和:679

約数の個数: 72

約数和(自身を含む): 190612800

約数和(自身を除く): 103158004

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 169, 209, 247, 286, 338, 418, 494, 572, 619, 676, 836, 988, 1238, 1859, 2476, 2717, 3211, 3718, 5434, 6422, 6809, 7436, 8047, 10868, 11761, 12844, 13618, 16094, 23522, 27236, 32188, 35321, 47044, 70642, 88517, 104611, 129371, 141284, 152893, 177034, 209222, 258742, 305786, 354068, 418444, 517484, 611572, 1150721, 1681823, 1987609, 2301442, 3363646, 3975218, 4602884, 6727292, 7950436, 21863699, 43727398, 87454796]

約数ペア:

[(1, 87454796), (2, 43727398), (4, 21863699), (11, 7950436), (13, 6727292), (19, 4602884), (22, 3975218), (26, 3363646), (38, 2301442), (44, 1987609), (52, 1681823), (76, 1150721), (143, 611572), (169, 517484), (209, 418444), (247, 354068), (286, 305786), (338, 258742), (418, 209222), (494, 177034), (572, 152893), (619, 141284), (676, 129371), (836, 104611), (988, 88517), (1238, 70642), (1859, 47044), (2476, 35321), (2717, 32188), (3211, 27236), (3718, 23522), (5434, 16094), (6422, 13618), (6809, 12844), (7436, 11761), (8047, 10868)]