81712350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{503}}^1$

素因数の和:559

約数の個数: 108

約数和(自身を含む): 232157016

約数和(自身を除く): 150444666

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 90, 95, 114, 150, 171, 190, 225, 285, 342, 361, 450, 475, 503, 570, 722, 855, 950, 1006, 1083, 1425, 1509, 1710, 1805, 2166, 2515, 2850, 3018, 3249, 3610, 4275, 4527, 5030, 5415, 6498, 7545, 8550, 9025, 9054, 9557, 10830, 12575, 15090, 16245, 18050, 19114, 22635, 25150, 27075, 28671, 32490, 37725, 45270, 47785, 54150, 57342, 75450, 81225, 86013, 95570, 113175, 143355, 162450, 172026, 181583, 226350, 238925, 286710, 363166, 430065, 477850, 544749, 716775, 860130, 907915, 1089498, 1433550, 1634247, 1815830, 2150325, 2723745, 3268494, 4300650, 4539575, 5447490, 8171235, 9079150, 13618725, 16342470, 27237450, 40856175, 81712350]

約数ペア:

[(1, 81712350), (2, 40856175), (3, 27237450), (5, 16342470), (6, 13618725), (9, 9079150), (10, 8171235), (15, 5447490), (18, 4539575), (19, 4300650), (25, 3268494), (30, 2723745), (38, 2150325), (45, 1815830), (50, 1634247), (57, 1433550), (75, 1089498), (90, 907915), (95, 860130), (114, 716775), (150, 544749), (171, 477850), (190, 430065), (225, 363166), (285, 286710), (342, 238925), (361, 226350), (450, 181583), (475, 172026), (503, 162450), (570, 143355), (722, 113175), (855, 95570), (950, 86013), (1006, 81225), (1083, 75450), (1425, 57342), (1509, 54150), (1710, 47785), (1805, 45270), (2166, 37725), (2515, 32490), (2850, 28671), (3018, 27075), (3249, 25150), (3610, 22635), (4275, 19114), (4527, 18050), (5030, 16245), (5415, 15090), (6498, 12575), (7545, 10830), (8550, 9557), (9025, 9054)]