25955370

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:497

約数の個数: 128

約数和(自身を含む): 81838080

約数和(自身を除く): 55882710

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 90, 93, 105, 126, 135, 155, 186, 189, 210, 217, 270, 279, 310, 315, 378, 434, 443, 465, 558, 630, 651, 837, 886, 930, 945, 1085, 1302, 1329, 1395, 1674, 1890, 1953, 2170, 2215, 2658, 2790, 3101, 3255, 3906, 3987, 4185, 4430, 5859, 6202, 6510, 6645, 7974, 8370, 9303, 9765, 11718, 11961, 13290, 13733, 15505, 18606, 19530, 19935, 23922, 27466, 27909, 29295, 31010, 39870, 41199, 46515, 55818, 58590, 59805, 68665, 82398, 83727, 93030, 96131, 119610, 123597, 137330, 139545, 167454, 192262, 205995, 247194, 279090, 288393, 370791, 411990, 418635, 480655, 576786, 617985, 741582, 837270, 865179, 961310, 1235970, 1441965, 1730358, 1853955, 2595537, 2883930, 3707910, 4325895, 5191074, 8651790, 12977685, 25955370]

約数ペア:

[(1, 25955370), (2, 12977685), (3, 8651790), (5, 5191074), (6, 4325895), (7, 3707910), (9, 2883930), (10, 2595537), (14, 1853955), (15, 1730358), (18, 1441965), (21, 1235970), (27, 961310), (30, 865179), (31, 837270), (35, 741582), (42, 617985), (45, 576786), (54, 480655), (62, 418635), (63, 411990), (70, 370791), (90, 288393), (93, 279090), (105, 247194), (126, 205995), (135, 192262), (155, 167454), (186, 139545), (189, 137330), (210, 123597), (217, 119610), (270, 96131), (279, 93030), (310, 83727), (315, 82398), (378, 68665), (434, 59805), (443, 58590), (465, 55818), (558, 46515), (630, 41199), (651, 39870), (837, 31010), (886, 29295), (930, 27909), (945, 27466), (1085, 23922), (1302, 19935), (1329, 19530), (1395, 18606), (1674, 15505), (1890, 13733), (1953, 13290), (2170, 11961), (2215, 11718), (2658, 9765), (2790, 9303), (3101, 8370), (3255, 7974), (3906, 6645), (3987, 6510), (4185, 6202), (4430, 5859)]