201995784860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{193813}}^1$

素因数の和:193935

約数の個数: 72

約数和(自身を含む): 448817405568

約数和(自身を除く): 246821620708

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1271, 1681, 2542, 3362, 5084, 6355, 6724, 8405, 12710, 16810, 25420, 33620, 52111, 104222, 193813, 208444, 260555, 387626, 521110, 775252, 969065, 1042220, 1938130, 3876260, 6008203, 7946333, 12016406, 15892666, 24032812, 30041015, 31785332, 39731665, 60082030, 79463330, 120164060, 158926660, 246336323, 325799653, 492672646, 651599306, 985345292, 1231681615, 1303198612, 1628998265, 2463363230, 3257996530, 4926726460, 6515993060, 10099789243, 20199578486, 40399156972, 50498946215, 100997892430, 201995784860]

約数ペア:

[(1, 201995784860), (2, 100997892430), (4, 50498946215), (5, 40399156972), (10, 20199578486), (20, 10099789243), (31, 6515993060), (41, 4926726460), (62, 3257996530), (82, 2463363230), (124, 1628998265), (155, 1303198612), (164, 1231681615), (205, 985345292), (310, 651599306), (410, 492672646), (620, 325799653), (820, 246336323), (1271, 158926660), (1681, 120164060), (2542, 79463330), (3362, 60082030), (5084, 39731665), (6355, 31785332), (6724, 30041015), (8405, 24032812), (12710, 15892666), (16810, 12016406), (25420, 7946333), (33620, 6008203), (52111, 3876260), (104222, 1938130), (193813, 1042220), (208444, 969065), (260555, 775252), (387626, 521110)]