258397150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:434

約数の個数: 96

約数和(自身を含む): 560678400

約数和(自身を除く): 302281250

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 79, 95, 110, 158, 190, 209, 275, 313, 395, 418, 475, 550, 626, 790, 869, 950, 1045, 1501, 1565, 1738, 1975, 2090, 3002, 3130, 3443, 3950, 4345, 5225, 5947, 6886, 7505, 7825, 8690, 10450, 11894, 15010, 15650, 16511, 17215, 21725, 24727, 29735, 33022, 34430, 37525, 43450, 49454, 59470, 65417, 75050, 82555, 86075, 123635, 130834, 148675, 165110, 172150, 247270, 271997, 297350, 327085, 412775, 469813, 543994, 618175, 654170, 825550, 939626, 1236350, 1359985, 1635425, 2349065, 2719970, 3270850, 4698130, 5167943, 6799925, 10335886, 11745325, 13599850, 23490650, 25839715, 51679430, 129198575, 258397150]

約数ペア:

[(1, 258397150), (2, 129198575), (5, 51679430), (10, 25839715), (11, 23490650), (19, 13599850), (22, 11745325), (25, 10335886), (38, 6799925), (50, 5167943), (55, 4698130), (79, 3270850), (95, 2719970), (110, 2349065), (158, 1635425), (190, 1359985), (209, 1236350), (275, 939626), (313, 825550), (395, 654170), (418, 618175), (475, 543994), (550, 469813), (626, 412775), (790, 327085), (869, 297350), (950, 271997), (1045, 247270), (1501, 172150), (1565, 165110), (1738, 148675), (1975, 130834), (2090, 123635), (3002, 86075), (3130, 82555), (3443, 75050), (3950, 65417), (4345, 59470), (5225, 49454), (5947, 43450), (6886, 37525), (7505, 34430), (7825, 33022), (8690, 29735), (10450, 24727), (11894, 21725), (15010, 17215), (15650, 16511)]