18003250

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 36661248

約数和(自身を除く): 18657998

約数列:

[1, 2, 5, 10, 23, 25, 31, 46, 50, 62, 101, 115, 125, 155, 202, 230, 250, 310, 505, 575, 713, 775, 1010, 1150, 1426, 1550, 2323, 2525, 2875, 3131, 3565, 3875, 4646, 5050, 5750, 6262, 7130, 7750, 11615, 12625, 15655, 17825, 23230, 25250, 31310, 35650, 58075, 72013, 78275, 89125, 116150, 144026, 156550, 178250, 290375, 360065, 391375, 580750, 720130, 782750, 1800325, 3600650, 9001625, 18003250]

約数ペア:

[(1, 18003250), (2, 9001625), (5, 3600650), (10, 1800325), (23, 782750), (25, 720130), (31, 580750), (46, 391375), (50, 360065), (62, 290375), (101, 178250), (115, 156550), (125, 144026), (155, 116150), (202, 89125), (230, 78275), (250, 72013), (310, 58075), (505, 35650), (575, 31310), (713, 25250), (775, 23230), (1010, 17825), (1150, 15655), (1426, 12625), (1550, 11615), (2323, 7750), (2525, 7130), (2875, 6262), (3131, 5750), (3565, 5050), (3875, 4646)]