201533020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 471594816

約数和(自身を除く): 270061796

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 97, 122, 130, 131, 194, 244, 260, 262, 305, 388, 485, 524, 610, 655, 793, 970, 1220, 1261, 1310, 1586, 1703, 1940, 2522, 2620, 3172, 3406, 3965, 5044, 5917, 6305, 6812, 7930, 7991, 8515, 11834, 12610, 12707, 15860, 15982, 17030, 23668, 25220, 25414, 29585, 31964, 34060, 39955, 50828, 59170, 63535, 76921, 79910, 103883, 118340, 127070, 153842, 159820, 165191, 207766, 254140, 307684, 330382, 384605, 415532, 519415, 660764, 769210, 775127, 825955, 1038830, 1538420, 1550254, 1651910, 2077660, 3100508, 3303820, 3875635, 7751270, 10076651, 15502540, 20153302, 40306604, 50383255, 100766510, 201533020]

約数ペア:

[(1, 201533020), (2, 100766510), (4, 50383255), (5, 40306604), (10, 20153302), (13, 15502540), (20, 10076651), (26, 7751270), (52, 3875635), (61, 3303820), (65, 3100508), (97, 2077660), (122, 1651910), (130, 1550254), (131, 1538420), (194, 1038830), (244, 825955), (260, 775127), (262, 769210), (305, 660764), (388, 519415), (485, 415532), (524, 384605), (610, 330382), (655, 307684), (793, 254140), (970, 207766), (1220, 165191), (1261, 159820), (1310, 153842), (1586, 127070), (1703, 118340), (1940, 103883), (2522, 79910), (2620, 76921), (3172, 63535), (3406, 59170), (3965, 50828), (5044, 39955), (5917, 34060), (6305, 31964), (6812, 29585), (7930, 25414), (7991, 25220), (8515, 23668), (11834, 17030), (12610, 15982), (12707, 15860)]