80293980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{331}}^1$

素因数の和:667

約数の個数: 96

約数和(自身を含む): 243629568

約数和(自身を除く): 163335588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 311, 331, 390, 622, 662, 780, 933, 993, 1244, 1324, 1555, 1655, 1866, 1986, 3110, 3310, 3732, 3972, 4043, 4303, 4665, 4965, 6220, 6620, 8086, 8606, 9330, 9930, 12129, 12909, 16172, 17212, 18660, 19860, 20215, 21515, 24258, 25818, 40430, 43030, 48516, 51636, 60645, 64545, 80860, 86060, 102941, 121290, 129090, 205882, 242580, 258180, 308823, 411764, 514705, 617646, 1029410, 1235292, 1338233, 1544115, 2058820, 2676466, 3088230, 4014699, 5352932, 6176460, 6691165, 8029398, 13382330, 16058796, 20073495, 26764660, 40146990, 80293980]

約数ペア:

[(1, 80293980), (2, 40146990), (3, 26764660), (4, 20073495), (5, 16058796), (6, 13382330), (10, 8029398), (12, 6691165), (13, 6176460), (15, 5352932), (20, 4014699), (26, 3088230), (30, 2676466), (39, 2058820), (52, 1544115), (60, 1338233), (65, 1235292), (78, 1029410), (130, 617646), (156, 514705), (195, 411764), (260, 308823), (311, 258180), (331, 242580), (390, 205882), (622, 129090), (662, 121290), (780, 102941), (933, 86060), (993, 80860), (1244, 64545), (1324, 60645), (1555, 51636), (1655, 48516), (1866, 43030), (1986, 40430), (3110, 25818), (3310, 24258), (3732, 21515), (3972, 20215), (4043, 19860), (4303, 18660), (4665, 17212), (4965, 16172), (6220, 12909), (6620, 12129), (8086, 9930), (8606, 9330)]