40718655

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 78159744

約数和(自身を除く): 37441089

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 85, 93, 101, 153, 155, 255, 279, 289, 303, 465, 505, 527, 765, 867, 909, 1395, 1445, 1515, 1581, 1717, 2601, 2635, 3131, 4335, 4545, 4743, 5151, 7905, 8585, 8959, 9393, 13005, 15453, 15655, 23715, 25755, 26877, 28179, 29189, 44795, 46965, 53227, 77265, 80631, 87567, 134385, 140895, 145945, 159681, 262701, 266135, 403155, 437835, 479043, 798405, 904859, 1313505, 2395215, 2714577, 4524295, 8143731, 13572885, 40718655]

約数ペア:

[(1, 40718655), (3, 13572885), (5, 8143731), (9, 4524295), (15, 2714577), (17, 2395215), (31, 1313505), (45, 904859), (51, 798405), (85, 479043), (93, 437835), (101, 403155), (153, 266135), (155, 262701), (255, 159681), (279, 145945), (289, 140895), (303, 134385), (465, 87567), (505, 80631), (527, 77265), (765, 53227), (867, 46965), (909, 44795), (1395, 29189), (1445, 28179), (1515, 26877), (1581, 25755), (1717, 23715), (2601, 15655), (2635, 15453), (3131, 13005), (4335, 9393), (4545, 8959), (4743, 8585), (5151, 7905)]