259129780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{823}}^1$

素因数の和:1025

約数の個数: 96

約数和(自身を含む): 674440704

約数和(自身を除く): 415310924

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 173, 182, 260, 346, 364, 455, 692, 823, 865, 910, 1211, 1646, 1730, 1820, 2249, 2422, 3292, 3460, 4115, 4498, 4844, 5761, 6055, 8230, 8996, 10699, 11245, 11522, 12110, 15743, 16460, 21398, 22490, 23044, 24220, 28805, 31486, 42796, 44980, 53495, 57610, 62972, 74893, 78715, 106990, 115220, 142379, 149786, 157430, 213980, 284758, 299572, 314860, 374465, 569516, 711895, 748930, 996653, 1423790, 1497860, 1850927, 1993306, 2847580, 3701854, 3986612, 4983265, 7403708, 9254635, 9966530, 12956489, 18509270, 19933060, 25912978, 37018540, 51825956, 64782445, 129564890, 259129780]

約数ペア:

[(1, 259129780), (2, 129564890), (4, 64782445), (5, 51825956), (7, 37018540), (10, 25912978), (13, 19933060), (14, 18509270), (20, 12956489), (26, 9966530), (28, 9254635), (35, 7403708), (52, 4983265), (65, 3986612), (70, 3701854), (91, 2847580), (130, 1993306), (140, 1850927), (173, 1497860), (182, 1423790), (260, 996653), (346, 748930), (364, 711895), (455, 569516), (692, 374465), (823, 314860), (865, 299572), (910, 284758), (1211, 213980), (1646, 157430), (1730, 149786), (1820, 142379), (2249, 115220), (2422, 106990), (3292, 78715), (3460, 74893), (4115, 62972), (4498, 57610), (4844, 53495), (5761, 44980), (6055, 42796), (8230, 31486), (8996, 28805), (10699, 24220), (11245, 23044), (11522, 22490), (12110, 21398), (15743, 16460)]