78693820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 185774400

約数和(自身を除く): 107080580

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 37, 38, 58, 74, 76, 95, 116, 145, 148, 185, 190, 193, 290, 370, 380, 386, 551, 580, 703, 740, 772, 965, 1073, 1102, 1406, 1930, 2146, 2204, 2755, 2812, 3515, 3667, 3860, 4292, 5365, 5510, 5597, 7030, 7141, 7334, 10730, 11020, 11194, 14060, 14282, 14668, 18335, 20387, 21460, 22388, 27985, 28564, 35705, 36670, 40774, 55970, 71410, 73340, 81548, 101935, 106343, 111940, 135679, 142820, 203870, 207089, 212686, 271358, 407740, 414178, 425372, 531715, 542716, 678395, 828356, 1035445, 1063430, 1356790, 2070890, 2126860, 2713580, 3934691, 4141780, 7869382, 15738764, 19673455, 39346910, 78693820]

約数ペア:

[(1, 78693820), (2, 39346910), (4, 19673455), (5, 15738764), (10, 7869382), (19, 4141780), (20, 3934691), (29, 2713580), (37, 2126860), (38, 2070890), (58, 1356790), (74, 1063430), (76, 1035445), (95, 828356), (116, 678395), (145, 542716), (148, 531715), (185, 425372), (190, 414178), (193, 407740), (290, 271358), (370, 212686), (380, 207089), (386, 203870), (551, 142820), (580, 135679), (703, 111940), (740, 106343), (772, 101935), (965, 81548), (1073, 73340), (1102, 71410), (1406, 55970), (1930, 40774), (2146, 36670), (2204, 35705), (2755, 28564), (2812, 27985), (3515, 22388), (3667, 21460), (3860, 20387), (4292, 18335), (5365, 14668), (5510, 14282), (5597, 14060), (7030, 11194), (7141, 11020), (7334, 10730)]