68133040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 165989376

約数和(自身を除く): 97856336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 83, 124, 155, 166, 248, 310, 331, 332, 415, 496, 620, 662, 664, 830, 1240, 1324, 1328, 1655, 1660, 2480, 2573, 2648, 3310, 3320, 5146, 5296, 6620, 6640, 10261, 10292, 12865, 13240, 20522, 20584, 25730, 26480, 27473, 41044, 41168, 51305, 51460, 54946, 82088, 102610, 102920, 109892, 137365, 164176, 205220, 205840, 219784, 274730, 410440, 439568, 549460, 820880, 851663, 1098920, 1703326, 2197840, 3406652, 4258315, 6813304, 8516630, 13626608, 17033260, 34066520, 68133040]

約数ペア:

[(1, 68133040), (2, 34066520), (4, 17033260), (5, 13626608), (8, 8516630), (10, 6813304), (16, 4258315), (20, 3406652), (31, 2197840), (40, 1703326), (62, 1098920), (80, 851663), (83, 820880), (124, 549460), (155, 439568), (166, 410440), (248, 274730), (310, 219784), (331, 205840), (332, 205220), (415, 164176), (496, 137365), (620, 109892), (662, 102920), (664, 102610), (830, 82088), (1240, 54946), (1324, 51460), (1328, 51305), (1655, 41168), (1660, 41044), (2480, 27473), (2573, 26480), (2648, 25730), (3310, 20584), (3320, 20522), (5146, 13240), (5296, 12865), (6620, 10292), (6640, 10261)]