68069020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 163840320

約数和(自身を除く): 95771300

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 41, 68, 76, 82, 85, 95, 164, 170, 190, 205, 257, 323, 340, 380, 410, 514, 646, 697, 779, 820, 1028, 1285, 1292, 1394, 1558, 1615, 2570, 2788, 3116, 3230, 3485, 3895, 4369, 4883, 5140, 6460, 6970, 7790, 8738, 9766, 10537, 13243, 13940, 15580, 17476, 19532, 21074, 21845, 24415, 26486, 42148, 43690, 48830, 52685, 52972, 66215, 83011, 87380, 97660, 105370, 132430, 166022, 179129, 200203, 210740, 264860, 332044, 358258, 400406, 415055, 716516, 800812, 830110, 895645, 1001015, 1660220, 1791290, 2002030, 3403451, 3582580, 4004060, 6806902, 13613804, 17017255, 34034510, 68069020]

約数ペア:

[(1, 68069020), (2, 34034510), (4, 17017255), (5, 13613804), (10, 6806902), (17, 4004060), (19, 3582580), (20, 3403451), (34, 2002030), (38, 1791290), (41, 1660220), (68, 1001015), (76, 895645), (82, 830110), (85, 800812), (95, 716516), (164, 415055), (170, 400406), (190, 358258), (205, 332044), (257, 264860), (323, 210740), (340, 200203), (380, 179129), (410, 166022), (514, 132430), (646, 105370), (697, 97660), (779, 87380), (820, 83011), (1028, 66215), (1285, 52972), (1292, 52685), (1394, 48830), (1558, 43690), (1615, 42148), (2570, 26486), (2788, 24415), (3116, 21845), (3230, 21074), (3485, 19532), (3895, 17476), (4369, 15580), (4883, 13940), (5140, 13243), (6460, 10537), (6970, 9766), (7790, 8738)]