90872480

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{33409}}^1$

素因数の和:33441

約数の個数: 48

約数和(自身を含む): 227321640

約数和(自身を除く): 136449160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 33409, 66818, 133636, 167045, 267272, 334090, 534544, 567953, 668180, 1069088, 1135906, 1336360, 2271812, 2672720, 2839765, 4543624, 5345440, 5679530, 9087248, 11359060, 18174496, 22718120, 45436240, 90872480]

約数ペア:

[(1, 90872480), (2, 45436240), (4, 22718120), (5, 18174496), (8, 11359060), (10, 9087248), (16, 5679530), (17, 5345440), (20, 4543624), (32, 2839765), (34, 2672720), (40, 2271812), (68, 1336360), (80, 1135906), (85, 1069088), (136, 668180), (160, 567953), (170, 534544), (272, 334090), (340, 267272), (544, 167045), (680, 133636), (1360, 66818), (2720, 33409)]