98988580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 227082240

約数和(自身を除く): 128093660

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 47, 62, 79, 86, 94, 124, 155, 158, 172, 188, 215, 235, 310, 316, 395, 430, 470, 620, 790, 860, 940, 1333, 1457, 1580, 2021, 2449, 2666, 2914, 3397, 3713, 4042, 4898, 5332, 5828, 6665, 6794, 7285, 7426, 8084, 9796, 10105, 12245, 13330, 13588, 14570, 14852, 16985, 18565, 20210, 24490, 26660, 29140, 33970, 37130, 40420, 48980, 62651, 67940, 74260, 105307, 115103, 125302, 159659, 210614, 230206, 250604, 313255, 319318, 421228, 460412, 526535, 575515, 626510, 638636, 798295, 1053070, 1151030, 1253020, 1596590, 2106140, 2302060, 3193180, 4949429, 9898858, 19797716, 24747145, 49494290, 98988580]

約数ペア:

[(1, 98988580), (2, 49494290), (4, 24747145), (5, 19797716), (10, 9898858), (20, 4949429), (31, 3193180), (43, 2302060), (47, 2106140), (62, 1596590), (79, 1253020), (86, 1151030), (94, 1053070), (124, 798295), (155, 638636), (158, 626510), (172, 575515), (188, 526535), (215, 460412), (235, 421228), (310, 319318), (316, 313255), (395, 250604), (430, 230206), (470, 210614), (620, 159659), (790, 125302), (860, 115103), (940, 105307), (1333, 74260), (1457, 67940), (1580, 62651), (2021, 48980), (2449, 40420), (2666, 37130), (2914, 33970), (3397, 29140), (3713, 26660), (4042, 24490), (4898, 20210), (5332, 18565), (5828, 16985), (6665, 14852), (6794, 14570), (7285, 13588), (7426, 13330), (8084, 12245), (9796, 10105)]