28956550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:302

約数の個数: 72

約数和(自身を含む): 64120896

約数和(自身を除く): 35164346

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 53, 70, 98, 106, 175, 223, 245, 265, 350, 371, 446, 490, 530, 742, 1115, 1225, 1325, 1561, 1855, 2230, 2450, 2597, 2650, 3122, 3710, 5194, 5575, 7805, 9275, 10927, 11150, 11819, 12985, 15610, 18550, 21854, 23638, 25970, 39025, 54635, 59095, 64925, 78050, 82733, 109270, 118190, 129850, 165466, 273175, 295475, 413665, 546350, 579131, 590950, 827330, 1158262, 2068325, 2895655, 4136650, 5791310, 14478275, 28956550]

約数ペア:

[(1, 28956550), (2, 14478275), (5, 5791310), (7, 4136650), (10, 2895655), (14, 2068325), (25, 1158262), (35, 827330), (49, 590950), (50, 579131), (53, 546350), (70, 413665), (98, 295475), (106, 273175), (175, 165466), (223, 129850), (245, 118190), (265, 109270), (350, 82733), (371, 78050), (446, 64925), (490, 59095), (530, 54635), (742, 39025), (1115, 25970), (1225, 23638), (1325, 21854), (1561, 18550), (1855, 15610), (2230, 12985), (2450, 11819), (2597, 11150), (2650, 10927), (3122, 9275), (3710, 7805), (5194, 5575)]