201788470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 428906016

約数和(自身を除く): 227117546

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 41, 65, 82, 85, 130, 131, 170, 205, 221, 262, 289, 410, 442, 533, 578, 655, 697, 1066, 1105, 1310, 1394, 1445, 1703, 2210, 2227, 2665, 2890, 3406, 3485, 3757, 4454, 5330, 5371, 6970, 7514, 8515, 9061, 10742, 11135, 11849, 17030, 18122, 18785, 22270, 23698, 26855, 28951, 37570, 37859, 45305, 53710, 57902, 59245, 69823, 75718, 90610, 91307, 118490, 139646, 144755, 154037, 182614, 189295, 289510, 308074, 349115, 378590, 456535, 492167, 698230, 770185, 913070, 984334, 1186991, 1540370, 1552219, 2373982, 2460835, 3104438, 4921670, 5934955, 7761095, 11869910, 15522190, 20178847, 40357694, 100894235, 201788470]

約数ペア:

[(1, 201788470), (2, 100894235), (5, 40357694), (10, 20178847), (13, 15522190), (17, 11869910), (26, 7761095), (34, 5934955), (41, 4921670), (65, 3104438), (82, 2460835), (85, 2373982), (130, 1552219), (131, 1540370), (170, 1186991), (205, 984334), (221, 913070), (262, 770185), (289, 698230), (410, 492167), (442, 456535), (533, 378590), (578, 349115), (655, 308074), (697, 289510), (1066, 189295), (1105, 182614), (1310, 154037), (1394, 144755), (1445, 139646), (1703, 118490), (2210, 91307), (2227, 90610), (2665, 75718), (2890, 69823), (3406, 59245), (3485, 57902), (3757, 53710), (4454, 45305), (5330, 37859), (5371, 37570), (6970, 28951), (7514, 26855), (8515, 23698), (9061, 22270), (10742, 18785), (11135, 18122), (11849, 17030)]