25278330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:412

約数の個数: 128

約数和(自身を含む): 78299136

約数和(自身を除く): 53020806

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 31, 33, 35, 42, 55, 62, 66, 70, 77, 93, 105, 110, 154, 155, 165, 186, 210, 217, 231, 310, 330, 341, 353, 385, 434, 462, 465, 651, 682, 706, 770, 930, 1023, 1059, 1085, 1155, 1302, 1705, 1765, 2046, 2118, 2170, 2310, 2387, 2471, 3255, 3410, 3530, 3883, 4774, 4942, 5115, 5295, 6510, 7161, 7413, 7766, 10230, 10590, 10943, 11649, 11935, 12355, 14322, 14826, 19415, 21886, 23298, 23870, 24710, 27181, 32829, 35805, 37065, 38830, 54362, 54715, 58245, 65658, 71610, 74130, 76601, 81543, 109430, 116490, 120373, 135905, 153202, 163086, 164145, 229803, 240746, 271810, 328290, 361119, 383005, 407715, 459606, 601865, 722238, 766010, 815430, 842611, 1149015, 1203730, 1685222, 1805595, 2298030, 2527833, 3611190, 4213055, 5055666, 8426110, 12639165, 25278330]

約数ペア:

[(1, 25278330), (2, 12639165), (3, 8426110), (5, 5055666), (6, 4213055), (7, 3611190), (10, 2527833), (11, 2298030), (14, 1805595), (15, 1685222), (21, 1203730), (22, 1149015), (30, 842611), (31, 815430), (33, 766010), (35, 722238), (42, 601865), (55, 459606), (62, 407715), (66, 383005), (70, 361119), (77, 328290), (93, 271810), (105, 240746), (110, 229803), (154, 164145), (155, 163086), (165, 153202), (186, 135905), (210, 120373), (217, 116490), (231, 109430), (310, 81543), (330, 76601), (341, 74130), (353, 71610), (385, 65658), (434, 58245), (462, 54715), (465, 54362), (651, 38830), (682, 37065), (706, 35805), (770, 32829), (930, 27181), (1023, 24710), (1059, 23870), (1085, 23298), (1155, 21886), (1302, 19415), (1705, 14826), (1765, 14322), (2046, 12355), (2118, 11935), (2170, 11649), (2310, 10943), (2387, 10590), (2471, 10230), (3255, 7766), (3410, 7413), (3530, 7161), (3883, 6510), (4774, 5295), (4942, 5115)]