72090880

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3313}}^1$

素因数の和:3351

約数の個数: 72

約数和(自身を含む): 182893032

約数和(自身を除く): 110802152

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 3313, 4352, 5440, 6626, 10880, 13252, 16565, 21760, 26504, 33130, 53008, 56321, 66260, 106016, 112642, 132520, 212032, 225284, 265040, 281605, 424064, 450568, 530080, 563210, 848128, 901136, 1060160, 1126420, 1802272, 2120320, 2252840, 3604544, 4240640, 4505680, 7209088, 9011360, 14418176, 18022720, 36045440, 72090880]

約数ペア:

[(1, 72090880), (2, 36045440), (4, 18022720), (5, 14418176), (8, 9011360), (10, 7209088), (16, 4505680), (17, 4240640), (20, 3604544), (32, 2252840), (34, 2120320), (40, 1802272), (64, 1126420), (68, 1060160), (80, 901136), (85, 848128), (128, 563210), (136, 530080), (160, 450568), (170, 424064), (256, 281605), (272, 265040), (320, 225284), (340, 212032), (544, 132520), (640, 112642), (680, 106016), (1088, 66260), (1280, 56321), (1360, 53008), (2176, 33130), (2720, 26504), (3313, 21760), (4352, 16565), (5440, 13252), (6626, 10880)]