225789616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:187

約数の個数: 120

約数和(自身を含む): 518550144

約数和(自身を除く): 292760528

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 97, 104, 124, 152, 194, 208, 247, 248, 304, 361, 388, 403, 494, 496, 589, 722, 776, 806, 988, 1178, 1261, 1444, 1552, 1612, 1843, 1976, 2356, 2522, 2888, 3007, 3224, 3686, 3952, 4693, 4712, 5044, 5776, 6014, 6448, 7372, 7657, 9386, 9424, 10088, 11191, 12028, 14744, 15314, 18772, 20176, 22382, 23959, 24056, 29488, 30628, 35017, 37544, 39091, 44764, 47918, 48112, 57133, 61256, 70034, 75088, 78182, 89528, 95836, 114266, 122512, 140068, 145483, 156364, 179056, 191672, 228532, 280136, 290966, 312728, 383344, 455221, 457064, 560272, 581932, 625456, 742729, 910442, 914128, 1085527, 1163864, 1485458, 1820884, 2171054, 2327728, 2970916, 3641768, 4342108, 5941832, 7283536, 8684216, 11883664, 14111851, 17368432, 28223702, 56447404, 112894808, 225789616]

約数ペア:

[(1, 225789616), (2, 112894808), (4, 56447404), (8, 28223702), (13, 17368432), (16, 14111851), (19, 11883664), (26, 8684216), (31, 7283536), (38, 5941832), (52, 4342108), (62, 3641768), (76, 2970916), (97, 2327728), (104, 2171054), (124, 1820884), (152, 1485458), (194, 1163864), (208, 1085527), (247, 914128), (248, 910442), (304, 742729), (361, 625456), (388, 581932), (403, 560272), (494, 457064), (496, 455221), (589, 383344), (722, 312728), (776, 290966), (806, 280136), (988, 228532), (1178, 191672), (1261, 179056), (1444, 156364), (1552, 145483), (1612, 140068), (1843, 122512), (1976, 114266), (2356, 95836), (2522, 89528), (2888, 78182), (3007, 75088), (3224, 70034), (3686, 61256), (3952, 57133), (4693, 48112), (4712, 47918), (5044, 44764), (5776, 39091), (6014, 37544), (6448, 35017), (7372, 30628), (7657, 29488), (9386, 24056), (9424, 23959), (10088, 22382), (11191, 20176), (12028, 18772), (14744, 15314)]