1533578020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:677

約数の個数: 96

約数和(自身を含む): 3539289600

約数和(自身を除く): 2005711580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 197, 260, 316, 379, 394, 395, 758, 788, 790, 985, 1027, 1516, 1580, 1895, 1970, 2054, 2561, 3790, 3940, 4108, 4927, 5122, 5135, 7580, 9854, 10244, 10270, 12805, 15563, 19708, 20540, 24635, 25610, 29941, 31126, 49270, 51220, 59882, 62252, 74663, 77815, 98540, 119764, 149326, 149705, 155630, 202319, 298652, 299410, 311260, 373315, 389233, 404638, 598820, 746630, 778466, 809276, 970619, 1011595, 1493260, 1556932, 1941238, 1946165, 2023190, 3882476, 3892330, 4046380, 4853095, 5898377, 7784660, 9706190, 11796754, 19412380, 23593508, 29491885, 58983770, 76678901, 117967540, 153357802, 306715604, 383394505, 766789010, 1533578020]

約数ペア:

[(1, 1533578020), (2, 766789010), (4, 383394505), (5, 306715604), (10, 153357802), (13, 117967540), (20, 76678901), (26, 58983770), (52, 29491885), (65, 23593508), (79, 19412380), (130, 11796754), (158, 9706190), (197, 7784660), (260, 5898377), (316, 4853095), (379, 4046380), (394, 3892330), (395, 3882476), (758, 2023190), (788, 1946165), (790, 1941238), (985, 1556932), (1027, 1493260), (1516, 1011595), (1580, 970619), (1895, 809276), (1970, 778466), (2054, 746630), (2561, 598820), (3790, 404638), (3940, 389233), (4108, 373315), (4927, 311260), (5122, 299410), (5135, 298652), (7580, 202319), (9854, 155630), (10244, 149705), (10270, 149326), (12805, 119764), (15563, 98540), (19708, 77815), (20540, 74663), (24635, 62252), (25610, 59882), (29941, 51220), (31126, 49270)]